Social Media

Peanut Butter Monster Cookie Recipe

Indulge in the delightful taste of these monstrous Peanut Butter Monster Cookies. Packed with the goodness of peanut butter, chocolate chips, and colorful M&Ms, these cookies are a perfect blend of crispy, chewy and delicious. It's an easy quick-fix for sweet cravings, and a surefire hit at parties and gatherings.

Peanut Butter Monster Cookie Recipe

Photos of Peanut Butter Monster Cookie Recipe

All the ingredients used in this recipe are generally found in most kitchens. However, you might need to check for M&Ms and old fashioned whole rolled oats. M&Ms add a pop of color and crunch, while the rolled oats give the cookies a nice texture and extra nutritional boost.

Peanut Butter Monster Cookie Ingredients

Unsalted butter: Gives the cookie a rich, buttery flavor.

Granulated sugar: Adds sweetness to the cookie.

Light sugar: Enhances the sweet taste.

Beaten egg: Binds the ingredients together.

Vanilla extract: Adds a hint of vanilla flavor.

Creamy peanut butter: The star ingredient that lends a nutty, creamy taste.

All-purpose flour: Forms the base of the cookie.

Old fashioned whole rolled oats: Provides a hearty texture.

Baking soda: Helps the cookie rise and become fluffy.

Salt: Balances the sweetness.

M&Ms: Adds color, crunch, and extra sweetness.

Semi-sweet chocolate chips: Brings a chocolaty taste and slightly gooey texture.

One reader, Corella Puente says:

star icon star icon star icon star icon star icon

This peanut butter monster cookie recipe is a game-changer! The cookies turned out chewy, flavorful, and absolutely delicious. The combination of peanut butter, chocolate chips, and M&Ms is a winner. I highly recommend trying this recipe for a delightful treat that will satisfy any sweet tooth.

Corella Puente

Techniques Required for Peanut Butter Monster Cookies

How to preheat the oven: Preheat the oven to 325 degrees F. This is done to ensure that the oven reaches the desired temperature before baking the cookies.

How to line the baking sheet: Line a large baking sheet with parchment paper or a silicone baking mat. This prevents the cookies from sticking to the baking sheet and makes for easy cleanup.

How to beat the butter and sugars: Beat the butter, granulated sugar, and brown sugar together in a large bowl on medium-high speed until combined and creamy. This step is essential for creating a smooth and creamy texture in the cookie dough.

How to add the egg, vanilla extract, and peanut butter: Add the beaten egg, vanilla extract, and peanut butter to the butter and sugar mixture, then beat on medium-high speed until combined. This helps to incorporate the wet ingredients evenly into the dough.

How to incorporate the dry ingredients: Beat in the flour, oats, baking soda, and salt on low speed until just combined. Overmixing can result in tough cookies, so it's important to mix until just combined.

How to add the mix-ins: Beat in the M&Ms and chocolate chips until evenly distributed throughout the cookie dough. This step adds delicious bursts of flavor and texture to the cookies.

How to shape the cookie dough: Shape the cookie dough into a mound in the center of the lined baking sheet. This helps the cookies to spread evenly and bake uniformly.

How to bake the cookies: Bake for 20 to 30 minutes until the edges and top are lightly browned. Keep an eye on the cookies as baking times can vary depending on the oven and the size of the cookies.

How to cool the cookies: Cool the cookie on the baking sheet for 10 minutes. This allows the cookies to set and firm up before transferring them to a cooling rack.

How to garnish the cookies: As the cookie cools, press a few chocolate chips into the top for garnish, if desired. This adds a decorative touch to the cookies before serving.

How To Make Peanut Butter Monster Cookie

This monster cookie recipe yields a 6-inch sweet treat will blow your mind! It’s packed with peanut butter, oats, and M&Ms for a more delectable dessert.

Preparation: 10 minutes
Cooking: 25 minutes
Total: 35 minutes



  • 2tbspunsalted butter,softened to room temperature
  • 2tbspgranulated sugar
  • 2tbsplight sugar,or dark brown, packed
  • 2tbspbeaten egg
  • ½tsppure vanilla extract
  • 2tbspcreamy peanut butter
  • 6tbspall purpose flour,spooned and leveled
  • 2tbspold fashioned whole rolled oats,or quick oats
  • ¼tspbaking soda
  • tspsalt
  • cupm&ms
  • 2tbspsemi sweet chocolate chips,plus extra for garnish, optional


  1. Preheat the oven to 325 degrees F. Line a large baking sheet with parchment paper or a silicone baking mat.

  2. Using a handheld or stand mixer fitted with a paddle or whisk attachment, beat the butter, granulated sugar, and brown sugar together in a large bowl on medium-high speed until combined and creamy.

  3. Add the beaten egg, vanilla extract, and peanut butter then beat on medium-high speed until combined. Scrape down the sides and up the bottom of the bowl as needed.

  4. Beat in the flour, oats, baking soda, and salt on low speed then beat in the M&Ms and chocolate chips until combined.

  5. Shape into a mound in the center of the lined baking sheet.

  6. Bake for 20 to 30 minutes until edges and top are lightly browned.

  7. Cool the cookie on the baking sheet for 10 minutes. As it cools, press a few chocolate chips into the top, if desired, for garnish.

  8. Serve and enjoy!

Recipe Notes

Cookie freezes well up to 3 months. Thaw at room temperature.


  • Calories: 324.00kcal
  • Fat: 16.25g
  • Saturated Fat: 8.03g
  • Trans Fat: 0.27g
  • Monounsaturated Fat: 5.37g
  • Polyunsaturated Fat: 1.68g
  • Carbohydrates: 41.03g
  • Fiber: 1.77g
  • Sugar: 27.62g
  • Protein: 5.33g
  • Cholesterol: 45.94mg
  • Sodium: 170.33mg
  • Calcium: 33.05mg
  • Potassium: 145.35mg
  • Iron: 1.31mg
  • Vitamin A: 70.42µg
  • Vitamin C: 0.09mg

Technique Tip for Perfect Peanut Butter Monster Cookies

When incorporating the m&ms and chocolate chips into the cookie dough, try to distribute them evenly. This ensures that every bite of your peanut butter monster cookie has a perfect balance of sweet chocolate and creamy peanut butter. Also, when pressing additional chocolate chips into the top of the cookie for garnish, do it while the cookie is still warm. This allows the chocolate to slightly melt and adhere to the cookie, making it look more appealing.

Time-Saving Tips for Making Monster Cookies

Prep ahead: Prepare the dry ingredients and measure out the wet ingredients the night before. This will save time and make the cooking process smoother.

One-pot wonders: Look for recipes that require minimal dishes and can be cooked in a single pot or pan to reduce cleanup time.

Batch cooking: Make a large batch of the recipe and freeze individual portions for quick and easy meals in the future.

Efficient organization: Keep your kitchen organized and clean as you cook to save time searching for ingredients and utensils.

Use kitchen tools: Utilize kitchen gadgets like food processors, blenders, and stand mixers to speed up the prep and cooking process.

Substitute Ingredients For Peanut Butter Monster Cookie Recipe

  • unsalted butter - Substitute with coconut oil: Coconut oil can provide a similar richness and flavor to the recipe, while also adding a hint of coconut flavor.

  • granulated sugar - Substitute with honey: Honey can add sweetness and moisture to the recipe, and it also brings a unique flavor profile.

  • light brown sugar - Substitute with maple syrup: Maple syrup can provide a rich, sweet flavor and also add a hint of caramelization to the cookies.

  • beaten egg - Substitute with applesauce: Applesauce can act as a binding agent and add moisture to the cookies, while also reducing the fat content.

  • creamy peanut butter - Substitute with almond butter: Almond butter can provide a similar creamy texture and nutty flavor, while also offering a different taste profile.

  • all purpose flour - Substitute with gluten-free flour: For those with gluten sensitivities, using a gluten-free flour blend can be a suitable alternative.

  • old fashioned whole rolled oats - Substitute with quinoa flakes: Quinoa flakes can provide a similar texture and nutty flavor, while also adding a nutritional boost to the cookies.

  • baking soda - Substitute with baking powder: Baking powder can be used as a substitute for baking soda in a pinch, although it may affect the texture slightly.

  • M&Ms - Substitute with chopped nuts: Chopped nuts can add a crunchy texture and a nutty flavor to the cookies, while also reducing the sugar content.

  • semi-sweet chocolate chips - Substitute with cacao nibs: Cacao nibs can provide a rich chocolate flavor with a slightly bitter taste, and they also offer a nutritional boost.

Best Way to Present Monster Cookies

  1. Elevate the plating: When presenting the peanut butter monster cookie, focus on creating a visually stunning presentation. Use a clean, white plate to allow the colors of the cookie and toppings to pop. Arrange the cookie in the center of the plate and use a dusting of powdered sugar around the edges for a touch of elegance.

  2. Garnish with fresh elements: Add a touch of sophistication to the presentation by garnishing with fresh mint leaves or edible flowers. These elements not only add a pop of color but also bring a subtle freshness to the overall presentation.

  3. Incorporate texture: Create a contrast in textures by serving the cookie with a quenelle of vanilla bean ice cream or a dollop of whipped cream. This adds a luxurious element to the presentation and complements the cookie's texture.

  4. Utilize negative space: Embrace the concept of negative space on the plate to draw attention to the cookie. Avoid overcrowding the plate with excessive elements and allow the cookie to be the focal point of the presentation.

  5. Artistic drizzling: Elevate the plating by adding a delicate drizzle of caramel sauce or chocolate ganache around the cookie. This not only adds a touch of artistry but also enhances the overall flavor profile of the dish.

Essential Tools for Making Peanut Butter Monster Cookies

  • Food processor: A food processor is a versatile kitchen appliance that can be used for chopping, slicing, shredding, and pureeing ingredients. It's great for making nut butters, grinding oats, and mixing cookie dough.
  • Mixing bowl: A mixing bowl is an essential kitchen tool for combining ingredients and mixing batters or dough. It comes in various sizes and materials, such as stainless steel, glass, or ceramic, and is used in a wide range of cooking and baking tasks.

How To Store and Freeze Monster Cookies

  • Allow the monster cookie to cool completely before storing. This will prevent condensation from forming and making the cookie soggy.

  • Once cooled, wrap the cookie tightly in plastic wrap or aluminum foil to prevent air exposure and maintain freshness.

  • For short-term storage, keep the wrapped cookie in an airtight container at room temperature for up to 5 days.

  • If you want to store the cookie for a longer period, follow these steps for freezing:

    • Wrap the cooled cookie securely in plastic wrap or aluminum foil.
    • Place the wrapped cookie in a freezer-safe, airtight container or a resealable freezer bag. Squeeze out any excess air before sealing to prevent freezer burn.
    • Label the container or bag with the date of freezing for easy reference.
    • Freeze the cookie for up to 3 months.
  • To thaw the frozen cookie:

    • Remove the cookie from the freezer and let it thaw in the refrigerator overnight or at room temperature for a few hours.
    • If desired, you can reheat the thawed cookie in the microwave for a few seconds to restore its soft and gooey texture. Be careful not to overheat, as it may cause the chocolate chips to melt excessively.
  • Avoid refreezing the cookie once it has been thawed to maintain its quality and texture.

How To Reheat Leftover Monster Cookies

  • The best way to reheat a leftover peanut butter monster cookie is to place it on a microwave-safe plate and heat it in the microwave for 10-15 seconds. This will soften the cookie and make it taste fresh again without drying it out or making it too crispy.

  • Another option is to wrap the cookie in aluminum foil and place it in a preheated oven at 350°F (175°C) for 5-7 minutes. This method will give the cookie a slightly crispy exterior while keeping the interior soft and gooey.

  • If you prefer a softer, chewier texture, you can place the cookie in a sealed plastic bag or airtight container with a slice of bread. The moisture from the bread will help soften the cookie as it sits overnight.

  • For a quick and easy reheating method, you can also wrap the cookie in a damp paper towel and microwave it for 5-10 seconds. The steam from the damp towel will help soften the cookie without drying it out.

  • If you have multiple leftover cookies, you can arrange them on a baking sheet and reheat them in a preheated oven at 300°F (150°C) for 5-7 minutes. This method works well for reheating larger batches of cookies at once.

Random Fact About Peanut Butter Monster Cookies

The recipe for peanut butter monster cookies is a delightful treat that combines the rich flavors of peanut butter, chocolate, and oats. These cookies are a popular choice for those who enjoy a chewy, sweet, and slightly salty snack. They are perfect for satisfying a sweet tooth or for sharing with friends and family. Peanut butter is a versatile ingredient that adds a creamy and nutty flavor to the cookies, making them a beloved treat for many. Peanut butter monster cookies are a delightful combination of flavors and textures that are sure to please anyone with a love for sweet and savory treats.

Is Making Monster Cookies at Home Economical?

The cost-effectiveness of this peanut butter monster cookie recipe is quite high. The ingredients are commonly found in most households, and the quantities required are minimal, making it a budget-friendly option. The approximate cost for a household of 4 people would be around $5-$7, depending on the availability of the ingredients. The overall verdict rating for this recipe would be 9/10, considering its affordability, simplicity, and the delightful taste it offers.

Are Peanut Butter Monster Cookies Healthy or Unhealthy?

The peanut butter monster cookie recipe, while undeniably delicious, is not the healthiest choice for a snack or dessert. The recipe contains a significant amount of butter, sugar, and all-purpose flour, which are high in saturated fat, added sugars, and refined carbohydrates. These ingredients, when consumed in excess, can contribute to various health issues such as obesity, diabetes, and heart disease. Additionally, the recipe includes chocolate chips and M&Ms, which are sources of added sugars and unhealthy fats.

To make this recipe healthier, consider the following suggestions:

  • Replace the all-purpose flour with whole wheat flour or a gluten-free alternative like almond flour or oat flour to increase the fiber content and reduce refined carbohydrates
  • Reduce the amount of sugar used in the recipe or substitute it with natural sweeteners like honey, maple syrup, or date paste
  • Use dark chocolate chips instead of semi-sweet chocolate chips to increase the antioxidant content and reduce the sugar content
  • Replace the butter with healthier alternatives like coconut oil, mashed avocado, or Greek yogurt to reduce the saturated fat content
  • Add in some chopped nuts, such as almonds or walnuts, to increase the protein and healthy fat content of the cookies
  • Experiment with adding dried fruits like raisins or cranberries to the recipe for added natural sweetness and nutrients

Editor's Thoughts on This Peanut Butter Cookie Recipe

The peanut butter monster cookie recipe is a delightful combination of sweet and salty flavors, with a chewy texture from the oats and a burst of color from the M&Ms. The use of creamy peanut butter adds a rich and nutty taste, while the addition of chocolate chips provides a delightful indulgence. The recipe is easy to follow and yields a delicious treat that is perfect for satisfying any sweet craving. Overall, it's a fun and tasty twist on the classic monster cookie, sure to be a hit with both kids and adults alike.

Enhance Your Peanut Butter Monster Cookie Recipe with These Unique Side Dishes:

Salad: Create a refreshing mixed green salad with a tangy vinaigrette dressing to balance out the sweetness of the peanut butter monster cookie.
Grilled Chicken: Serve up some juicy grilled chicken skewers with a zesty marinade to complement the rich flavors of the cookie.
Fruit Platter: Prepare a colorful fruit platter with a variety of fresh fruits like strawberries, pineapple, and kiwi for a light and healthy accompaniment to the indulgent cookie.

Alternative Recipes Similar to Peanut Butter Monster Cookies

Creamy Chicken Alfredo Pasta: This creamy chicken alfredo pasta is a comforting and satisfying dish that combines tender chicken, al dente pasta, and a rich, creamy sauce.
Fresh Fruit Salad with Honey-Lime Dressing: This fresh fruit salad with honey-lime dressing is a refreshing and vibrant dish that showcases a variety of colorful fruits tossed in a sweet and tangy dressing.
Hearty Beef Stew with Root Vegetables: This hearty beef stew with root vegetables is a comforting and nourishing dish that features tender chunks of beef, hearty root vegetables, and a flavorful broth.

Suggested Appetizers and Main Courses to Complement Peanut Butter Monster Cookies

Stuffed Mushrooms: These savory bites are filled with a delicious mixture of cream cheese, garlic, and herbs, then topped with a sprinkle of parmesan cheese for a crispy finish.
Spinach and Artichoke Dip: This creamy and indulgent dip is a perfect starter, featuring a blend of spinach, artichokes, and a mix of cheeses. Serve it with crispy tortilla chips or warm bread for dipping.
Main Courses:
Chicken Alfredo: Indulge in a creamy and savory pasta dish that combines tender chicken with rich alfredo sauce, all served over a bed of perfectly cooked fettuccine. This classic Italian favorite is sure to satisfy your cravings for a comforting and satisfying meal.
Beef Stir Fry: Experience the bold and vibrant flavors of a beef stir fry, featuring tender strips of beef, crisp vegetables, and a savory sauce. This quick and easy dish is perfect for busy weeknights, offering a delicious and nutritious option for dinner.

Why trust this Peanut Butter Monster Cookie Recipe:

This recipe is a trusted favorite, crafted with care and expertise. The combination of peanut butter, chocolate chips, and M&Ms creates a delightful blend of flavors and textures. With a perfect balance of sweetness and savoriness, this cookie is a guaranteed crowd-pleaser. The use of unsalted butter and whole rolled oats adds richness and depth, while the precise measurements and detailed instructions ensure a successful bake every time. Trust in the quality of this recipe, as it has been meticulously tested and perfected for your enjoyment.

Share your thoughts and experiences with this delicious Peanut Butter Monster Cookie Recipe in the Baking and Desserts forum section. Join the discussion and let us know if you have any tips or variations to make these cookies even more irresistible!
Can I use natural peanut butter instead of creamy peanut butter?
Yes, you can use natural peanut butter in this recipe. However, keep in mind that natural peanut butter tends to be runnier than creamy peanut butter, so the texture of the cookie may be slightly different.
Can I substitute the M&Ms and chocolate chips with other mix-ins?
Absolutely! You can customize the mix-ins to your preference. Try using chopped nuts, raisins, or even shredded coconut for a unique twist.
How should I store the leftover cookies?
Store the leftover cookies in an airtight container at room temperature for up to 3-4 days. If you want to keep them longer, you can store them in the refrigerator for up to a week.
Can I freeze the cookie dough?
Yes, you can freeze the cookie dough. Simply shape the dough into individual cookie portions, place them on a baking sheet, and freeze until solid. Once frozen, transfer the cookie dough portions to a freezer bag or container. When ready to bake, simply place the frozen cookie dough on a baking sheet and bake as directed, adding a few extra minutes to the baking time.
Can I double the recipe to make more cookies?
Absolutely! You can easily double the recipe to make a larger batch of cookies. Just make sure to adjust the baking time accordingly, as larger batches may require a few extra minutes in the oven.

Was this page helpful?

Chat Bubble Icon Share your own special recipe
Submit Your Own Recipe

Have your own special recipe to share? Submit Your Recipe Today!