Mashed Potatoes and Rice Casserole Recipe

Avatar Author's default profile picture Team Published March 16, 2020
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This delicious mashed potato casserole combines leftover potatoes and rice to create a great side for any main dish! Enjoy.

How To Make Mashed Potatoes and Rice Casserole

1 from 1 vote

This dish is the perfect way to save all of the leftovers.

Preparation Time: 15 mins
Cooking Time: 20 mins
Total Time: 35 mins
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  • 5 tbsp prepared Marinara sauce
  • 7 oz long grain rice, steamed
  • 10½ oz potatoes, washed & peeled
  • 1 cup milk
  • 2 tbsp unsalted butter
  • 1 tsp turmeric powder
  • Salt & ground black pepper, to taste
  • cup grated mozzarella cheese, plus more for sprinkling
  • cup grated cheddar cheese

To Serve

  • Finely chopped fresh parsley


  1. Preheat your oven to 360 degrees Farenheit.
  2. Prepare a stockpot & transfer your potatoes into it. Pour water into the pot, enough to cover the potatoes
  3. Boil the potatoes until tender when poked with a tester, approximately 30 mins.
  4. On a saucepot, combine milk, turmeric, & butter. Bring mixture to a boil, or until butter has melted. Set aside.
  5. Drain the potatoes & discard the water
  6. Mash the warm potatoes using a masher or ricer, & transfer to a bowl
  7. Add both cheeses together, & gradually with the milk mixture. Fold until creamy & smooth
  8. Season the mashed potatoes to taste with salt & ground black pepper. Adjust accordingly
  9. Layer the cooked rice into the bottom of a rectangular baking dish
  10. Next, spread the mashed potatoes on top of the rice, enough to cover
  11. Finally, sprinkle mozzarella cheese around the baking dish, leaving a space in the middle
  12. Add the marinara sauce on the middle of the casserole & spread as necessary to cover the middle space
  13. Bake the casserole for about 10-15 minutes, or until cheese is golden brown in color & has melted
  14. Serve hot, fresh from the oven, garnished with parsley
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  • Calcium: 138mg
  • Calories: 266kcal
  • Carbohydrates: 38g
  • Cholesterol: 26mg
  • Fat: 9g
  • Fiber: 2g
  • Iron: 1mg
  • Potassium: 357mg
  • Protein: 8g
  • Saturated Fat: 5g
  • Sodium: 166mg
  • Sugar: 3g
  • Vitamin A: 343IU
  • Vitamin C: 11mg
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