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Spinach Gratin Recipe

This creamy spinach gratin recipe is a delightful blend of rich flavors. A heartwarming dish, it makes an excellent side dish for hearty mains. Combining the nutritious goodness of spinach with the creamy and cheesy elements, it is guaranteed to satisfy your tastebuds.

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Most of the ingredients for this spinach gratin should be readily available in your pantry. However, you might need to head to the supermarket for Gruyere cheese, a type of Swiss cheese that has a creamy and nutty flavor when melted. If Gruyere cheese isn't available, you can substitute it with any good melting cheese like Emmental or Cheddar.

Ingredients for Creamy Spinach Gratin

Unsalted butter: Used to sauté the onions and create a roux with the flour.

Yellow onions: Adds a sweet flavor to the dish.

Flour: Helps to thicken the sauce.

Nutmeg: Adds a warm and sweet flavor.

Heavy cream: Provides richness to the dish.

Whole milk: Adds to the creamy consistency.

Frozen spinach: The star ingredient, packed with nutrients.

Kosher salt: Enhances the flavors.

Coarse ground black pepper: Adds a mild heat to the dish.

Parmesan cheese: Adds a salty and nutty flavor.

Gruyere cheese: Melts well and adds a creamy and nutty flavor.

One reader, Karlene Asher says:

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This creamy spinach gratin recipe is a game-changer! The rich, velvety texture and the perfect blend of cheeses make it an absolute delight. It's a comforting and indulgent dish that's perfect for a cozy night in. I highly recommend trying it - you won't be disappointed!

Karlene Asher

Techniques Required for Making Creamy Spinach Gratin Recipe

How to prepare the baking dish: Grease an 8x8-inch baking dish with butter or cooking spray to prevent the gratin from sticking to the dish during baking.

How to cook the onions: Cook the onions in the melted butter over medium heat for 10 to 12 minutes until they become translucent, stirring occasionally to prevent burning.

How to thicken the sauce: Whisk in the flour and nutmeg and cook for 2 minutes to create a roux, then gradually add the heavy cream and milk, stirring constantly until the mixture thickens.

How to incorporate the spinach: Drain and squeeze the spinach dry to remove excess moisture, then add it to the sauce in the Dutch oven and whisk well to combine with the creamy mixture.

How to bake the gratin: Bake the spinach gratin in the preheated oven at 425 degrees F for 20 minutes, or until the top is browned and slightly crispy.

How To Make Spinach Gratin Recipe

This cheesy spinach gratin is cooked in nutmeg-spiced cream with Parmesan and Gruyere, then baked to get the top crispy and golden.

Preparation: 20 minutes
Cooking: 20 minutes
Total: 40 minutes




    1. Preheat the oven to 425 degrees F and grease an 8×8-inch baking dish.
    1. Melt butter in a large dutch oven then add in the onions and cook for about 10 to 12 minutes on medium heat until translucent.
    1. Whisk in the flour and nutmeg and cook for 2 minutes.
    1. Whisk in the heavy cream and milk and cook for 5 to 7 minutes until thickened.
    1. Drain and squeeze the spinach dry, then add it into the dutch oven and whisk well to combine.
    1. Add in the salt, pepper, Parmesan, and Gruyere cheese and whisk well.
    1. Pour the mixture into a baking dish and bake for 20 minutes until the top is browned and slightly crispy.


    • Calories: 359.62kcal
    • Fat: 26.99g
    • Saturated Fat: 16.41g
    • Trans Fat: 0.23g
    • Monounsaturated Fat: 7.42g
    • Polyunsaturated Fat: 1.29g
    • Carbohydrates: 15.46g
    • Fiber: 4.23g
    • Sugar: 5.62g
    • Protein: 17.19g
    • Cholesterol: 83.84mg
    • Sodium: 723.42mg
    • Calcium: 567.79mg
    • Potassium: 1111.46mg
    • Iron: 4.91mg
    • Vitamin A: 1057.53µg
    • Vitamin C: 49.37mg

Essential Technique Tips for Perfecting Creamy Spinach Gratin

When preparing the spinach, ensure to squeeze out as much water as possible after defrosting. This is crucial to avoid a watery gratin. You can do this by placing the spinach in a clean kitchen towel and wringing it out. This will give your spinach gratin a creamier and richer texture.

Time-Saving Tips for Preparing Creamy Spinach Gratin

Prep ahead: Chop and sauté the onions in advance, and store them in an airtight container in the fridge. You can also thaw and drain the spinach the night before to save time.

Use pre-shredded cheese: Skip grating the cheese by using pre-shredded cheese. It saves time and reduces the prep work.

Double the recipe: Make a larger batch and freeze individual portions for later use. This way, you can have a delicious spinach gratin without the prep work next time.

One-pot cooking: Consider using a large oven-safe skillet to cook the entire dish on the stovetop and then transfer it directly to the oven, minimizing the number of dishes to clean.

Multitask: While the gratin is baking, use that time to clean up the kitchen or prepare other elements of your meal.

Substitute Ingredients For Spinach Gratin Recipe

  • unsalted butter - Substitute with olive oil: Olive oil can provide a similar richness and flavor to the dish while reducing the saturated fat content.

  • yellow onions - Substitute with shallots: Shallots have a milder, sweeter flavor compared to onions, adding a subtle complexity to the dish.

  • flour - Substitute with cornstarch: Cornstarch can be used as a thickening agent in place of flour, and it's also gluten-free.

  • nutmeg - Substitute with allspice: Allspice can provide a similar warm and aromatic flavor profile to the dish.

  • heavy cream - Substitute with coconut cream: Coconut cream can add a creamy richness to the dish while also offering a hint of coconut flavor.

  • whole milk - Substitute with unsweetened almond milk: Almond milk can be used as a dairy-free alternative, providing a creamy texture to the dish.

  • frozen spinach - Substitute with fresh spinach: Fresh spinach can be blanched and used in place of frozen spinach for a vibrant, fresh flavor and texture.

  • kosher salt - Substitute with sea salt: Sea salt can be used as a substitute for kosher salt, providing a similar level of salinity to the dish.

  • coarse ground black pepper - Substitute with crushed red pepper flakes: Red pepper flakes can add a subtle heat and a different dimension of flavor to the dish.

  • parmesan cheese - Substitute with pecorino Romano cheese: Pecorino Romano cheese has a similar salty and tangy flavor to Parmesan and can be used as a substitute.

  • gruyere cheese - Substitute with fontina cheese: Fontina cheese has a rich and creamy texture, making it a suitable substitute for gruyere in the gratin recipe.

How to Present Creamy Spinach Gratin

  1. Elevate the plating: When presenting the creamy spinach gratin, focus on creating a visually appealing plate. Use a combination of colorful and edible garnishes to add vibrancy and interest to the dish. Consider incorporating fresh herbs like parsley or chives to add a pop of color and freshness to the gratin.

  2. Incorporate texture: Create contrast in the dish by incorporating elements that add texture. Consider adding a crispy element, such as a delicate parmesan crisp or a sprinkle of toasted breadcrumbs, to provide a satisfying crunch alongside the creamy spinach gratin.

  3. Utilize elegant serving ware: Choose elegant and sophisticated serving ware to present the creamy spinach gratin. Opt for porcelain ramekins or individual cast iron skillets to add a touch of refinement to the presentation.

  4. Focus on precision: Pay attention to the precision of the plating. Use ring molds to create neat, uniform portions of the gratin, and carefully wipe any smudges or spills on the plate to ensure a polished presentation.

  5. Consider the overall composition: When plating the creamy spinach gratin, consider the overall composition of the dish. Aim for a balanced arrangement of the gratin alongside any accompanying elements, ensuring that the presentation is visually harmonious and inviting.

Essential Tools for Making Creamy Spinach Gratin

  • Dutch oven: A heavy-duty pot with a tight-fitting lid, perfect for slow cooking, braising, and making soups and stews.
  • Whisk: A kitchen tool used for whipping, blending, and stirring ingredients together smoothly.
  • Baking dish: A heat-resistant dish used for baking and roasting food in the oven.
  • Oven: A kitchen appliance used for baking, roasting, and heating food.
  • Spatula: A flat, flexible kitchen tool used for lifting, flipping, and spreading food.
  • Measuring cup: A tool used to measure liquid or dry ingredients accurately.
  • Mixing bowl: A bowl used for mixing ingredients together.
  • Cheese grater: A tool used to grate cheese into fine pieces.
  • Knife: A sharp tool used for cutting and chopping ingredients.
  • Cutting board: A flat board used for cutting and preparing food.
  • Oven mitts: Insulated gloves used to protect hands when handling hot dishes and cookware.

Storing and Freezing Creamy Spinach Gratin: A Guide

  • Let the creamy spinach gratin cool completely to room temperature before storing or freezing. This will prevent condensation from forming and making the dish soggy.

  • To store in the refrigerator, cover the baking dish tightly with plastic wrap or aluminum foil. The gratin will keep well for up to 3-4 days in the fridge.

  • If you want to freeze the gratin, follow these steps:

    1. Portion the cooled gratin into individual servings or freeze the entire dish, depending on your preference.
    2. Wrap each portion or the entire dish tightly with plastic wrap, making sure to remove as much air as possible.
    3. Place the wrapped portions or dish into a freezer-safe container or a resealable freezer bag.
    4. Label the container or bag with the date and contents.
    5. Freeze for up to 2-3 months for best quality.
  • To reheat the refrigerated gratin, cover the dish with foil and bake in a preheated 350°F (175°C) oven for 15-20 minutes, or until heated through.

  • To reheat the frozen gratin, thaw it overnight in the refrigerator. Then, cover the dish with foil and bake in a preheated 350°F (175°C) oven for 20-30 minutes, or until heated through and bubbly. Remove the foil during the last 5-10 minutes of baking to crisp up the top, if desired.

  • For best results, consume the reheated creamy spinach gratin immediately. Avoid refreezing the dish after it has been thawed and reheated, as this may affect its texture and quality.

How To Reheat Leftover Creamy Spinach Gratin

  • Preheat your oven to 350°F (175°C). Place the leftover creamy spinach gratin in an oven-safe dish and cover it with aluminum foil. Bake for 15-20 minutes, or until heated through. Remove the foil for the last 5 minutes to allow the top to crisp up slightly.

  • For a quicker method, reheat individual portions in the microwave. Place a serving of the spinach gratin on a microwave-safe plate and heat it on high power for 1-2 minutes, or until heated through. Be sure to stir the mixture halfway through to ensure even heating.

  • If you have a bit more time, reheat the spinach gratin on the stovetop. Transfer the leftovers to a saucepan and heat over medium-low heat, stirring occasionally, until warmed through. If the mixture seems too thick, add a splash of milk or cream to help loosen it up.

  • For a crispy top, place the reheated spinach gratin under the broiler for 1-2 minutes after using any of the above methods. Keep a close eye on it to prevent burning.

  • If you have an air fryer, you can use it to reheat and crisp up individual portions of the spinach gratin. Preheat the air fryer to 350°F (175°C), place a serving of the gratin in the basket, and heat for 3-5 minutes, or until heated through and slightly crispy on top.

Interesting Facts About Creamy Spinach Gratin

The creamy spinach gratin recipe is a rich and delicious way to enjoy spinach. It's a great source of vitamins and minerals, including iron and calcium, making it a nutritious addition to your diet. Spinach is also low in calories and high in fiber, making it a great choice for those looking to maintain a healthy weight. Additionally, the combination of parmesan and gruyere cheese in this recipe adds a delightful depth of flavor, making it a crowd-pleaser for any occasion. So, next time you're looking for a tasty and nutritious side dish, consider making this creamy spinach gratin!

Is Making Creamy Spinach Gratin at Home Cost-Effective?

The cost-effectiveness of this creamy spinach gratin recipe is quite high. Spinach is an affordable and nutritious ingredient, and the addition of parmesan and gruyere cheese adds a rich flavor without breaking the bank. The use of basic pantry staples like butter, flour, and milk keeps the overall cost reasonable. This dish can be a budget-friendly option for a household of 4, with an approximate cost of $15-$20. Overall Verdict: 8.

Is Creamy Spinach Gratin Healthy or Unhealthy?

This creamy spinach gratin recipe, while undeniably delicious, is not particularly healthy. The dish is high in saturated fat due to the generous amounts of butter, heavy cream, and whole milk used. Additionally, the recipe calls for a significant amount of cheese, which further contributes to the high fat and calorie content. While spinach is a nutrient-dense vegetable, the overall nutritional value of the dish is compromised by the rich, creamy ingredients.

To make this recipe healthier, consider the following modifications:

  • Replace half of the butter with olive oil, which is a healthier source of fat
  • Use low-fat milk instead of whole milk and reduce the amount of heavy cream
  • Increase the proportion of spinach to the creamy sauce, ensuring a higher nutrient density
  • Opt for reduced-fat cheeses or use smaller amounts of full-fat cheeses
  • Add garlic and herbs to enhance flavor without relying solely on fat and salt
  • Serve the gratin as a side dish alongside lean proteins and other nutrient-rich vegetables

Editor's Opinion on This Creamy Spinach Gratin Recipe

The creamy spinach gratin recipe you've provided is a classic and indulgent dish that combines the richness of heavy cream and cheese with the earthy flavors of spinach. The use of nutmeg adds a warm and aromatic touch, enhancing the overall depth of flavor. However, to elevate this dish, consider incorporating a contrasting texture, such as a crunchy breadcrumb or almond topping, to provide a delightful contrast to the creamy spinach. Additionally, a hint of garlic or a splash of white wine can add complexity to the flavor profile. Overall, this recipe has great potential and can be further enhanced with these creative additions.

Enhance Your Spinach Gratin Recipe with These Unique Side Dishes:

Roasted Garlic Mashed Potatoes: Creamy mashed potatoes with a hint of roasted garlic, perfect for soaking up the rich flavors of the creamy spinach gratin.
Honey Glazed Carrots: Sweet and tender honey glazed carrots, adding a pop of color and sweetness to balance out the richness of the creamy spinach gratin.
Balsamic Roasted Brussels Sprouts: Crispy and caramelized balsamic roasted Brussels sprouts, providing a delightful crunch and tangy flavor to complement the creamy spinach gratin.

Delicious Alternatives to Creamy Spinach Gratin Recipe

Savory Stuffed Bell Peppers: Fill bell peppers with a mixture of ground beef, rice, and tomato sauce for a hearty and flavorful dish.
Lemon Garlic Roasted Chicken: Marinate chicken with a zesty lemon garlic mixture, then roast until golden brown and juicy for a delicious and comforting meal.
Berry Cobbler: Combine fresh berries with a sweet biscuit topping for a delightful and fruity dessert that's perfect for any occasion.

Appetizers and Desserts That Complement Creamy Spinach Gratin

Stuffed Mushrooms: Delight your guests with these savory and indulgent stuffed mushrooms. Filled with a rich and flavorful mixture, these bite-sized appetizers are sure to be a hit at any gathering.
Bruschetta: Elevate your appetizer game with these delicious bruschetta bites. The combination of crispy bread, fresh tomatoes, and fragrant herbs creates a burst of flavor in every bite, making them the perfect start to any meal.
Chocolate Mousse: Indulge in a rich and velvety chocolate mousse, topped with a dollop of whipped cream and a sprinkle of cocoa powder for an elegant and decadent dessert experience.
Apple Crisp: Savor the warm and comforting flavors of baked apples, cinnamon, and oats in a delightful apple crisp, served with a scoop of vanilla ice cream for a delightful contrast of textures and temperatures.

Why trust this Spinach Gratin Recipe:

This creamy spinach gratin recipe is a testament to the power of comfort food. With a rich blend of parmesan and gruyere cheese, it offers a symphony of flavors that will tantalize your taste buds. The use of nutmeg adds a warm, aromatic note, elevating the dish to a whole new level. The combination of heavy cream and whole milk creates a luscious, velvety texture that is simply irresistible. Trust in the expertise behind this recipe, and savor the delightful harmony of flavors and textures in every bite.

Want to share your experience making this Spinach Gratin Recipe or have any tips to enhance the flavors? Join the discussion in the Recipe Sharing forum section!
How can I make this recipe vegetarian-friendly?
You can make this recipe vegetarian-friendly by using vegetable broth instead of chicken broth and substituting the meat with tofu or tempeh. You can also add more vegetables such as mushrooms, bell peppers, and zucchini for added flavor and texture.
Can I make this recipe gluten-free?
Yes, you can make this recipe gluten-free by using gluten-free flour or cornstarch as a thickening agent instead of regular flour. Additionally, ensure that the other ingredients such as the broth and soy sauce are also gluten-free.
Is it possible to make this recipe dairy-free?
Absolutely! You can make this recipe dairy-free by using a non-dairy milk alternative such as almond milk, coconut milk, or soy milk. You can also use a dairy-free butter substitute and skip the cheese or use dairy-free cheese alternatives.
How can I add a spicy kick to this recipe?
To add a spicy kick to this recipe, you can incorporate ingredients such as red pepper flakes, sriracha, or diced jalapenos. Adjust the amount according to your spice preference, and you can even experiment with different types of hot sauces for a unique flavor.
Can I prepare this recipe in advance and reheat it later?
Yes, you can prepare this recipe in advance and reheat it later. Simply store it in an airtight container in the refrigerator for up to 2-3 days. When ready to reheat, place it in the oven or microwave until heated through, and you can enjoy it just as freshly made.

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