Easy Mashed Potato Casserole Recipe with Sour Cream
Use leftover mashed potatoes or make it from scratch! This easy mashed potato casserole recipe with sour cream is a keeper and will be in your family for years! It's a winning combination of minimal prep time, easy to assemble, and a rich, satisfying taste.
Servings: 8
Calories: 125kcal
Equipment
Ingredients
- 1 cup Leftover mashed potatoes recipe
- ¼ cup sour cream
- 1 tablespoon butter
- ½ cup thin sliced green bell pepper
- ½ cup thin sliced red bell pepper
- ½ cup sliced white or yellow onion
- 2 medium potatoes cooked
- ½ cup shredded cheese a mix of cheddar and Monterey jack
- salt, black pepper, and garlic powder to taste
- Chopped chives For garnish, optional
Instructions
- Preheat the oven to 350 degrees F or 175 degrees C. Mix 1 tablespoon salt with ¼ tablespoon each of black pepper and garlic powder. This is your seasoning blend.
- Peel and slice the cooked potatoes.
- Set a small frying on medium-high heat. Add butter and saute the bell peppers and onions until softened about 5-7 minutes. Sprinkle ¼ teaspoon of seasoning blend and mix.
- While the veggies are cooking, take your baking dish and spread a layer of mashed potatoes in it.
- Top the mashed potato layer with the sour cream and spread it evenly. Sprinkle a generous pinch of the seasoning blend you made.
- Add the sauteed peppers and onions on top of the sour cream layer and spread evenly.
- Place the sliced potatoes on top of the peppers and onions layer and sprinkle with seasoning. Add the shredded cheese on top.
- Bake for 25-30 minutes or until the cheese is melted and golden. Garnish with chopped chives.
Notes
You will have leftover seasoning mix that you can use in other recipes.
This casserole is very rich so a small serving goes a long way.
Let the casserole sit a few minutes after baking before enjoying so that the layers can settle.
Nutrition
Calories: 125kcal | Carbohydrates: 18g | Protein: 4g | Fat: 5g | Saturated Fat: 3g | Polyunsaturated Fat: 0.2g | Monounsaturated Fat: 1g | Trans Fat: 0.1g | Cholesterol: 14mg | Sodium: 69mg | Potassium: 370mg | Fiber: 2g | Sugar: 2g | Vitamin A: 463IU | Vitamin C: 29mg | Calcium: 56mg | Iron: 1mg
