Go Back
–+ servings
A gold spoon digging into loaded mashed potato casserole in a white baking dish.

Loaded Mashed Potato Casserole

Loaded Mashed Potato Casserole is the most delicious way to repurpose up to 4 cups of leftover mashed potatoes. It's loaded with bacon, cheese, sour cream, two kinds of onion, and topped with cheese crackers for good measure.
4.5 from 108 ratings

Ingredients

  • Nonstick cooking spray
  • ½ cup coarsely crushed cheese crackers
  • 2 tablespoons unsalted butter melted
  • 4 cups mashed potatoes
  • ½ cup sour cream
  • ½ teaspoon garlic powder
  • ½ teaspoon ground black pepper
  • 6 slices oven baked bacon crumbled
  • 8 ounces shredded sharp cheddar cheese
  • ½ cup finely chopped red onion
  • 3 tablespoons thinly sliced green onion or chives
  • 2 tablespoons chopped fresh parsley

Instructions

  • Preheat oven to 350 degrees F. Spray large casserole dish with nonstick spray. In small bowl, stir crackers and butter until well combined.
  • If mashed potatoes are cold, place in a large microwave-safe bowl and microwave 60 to 90 seconds to soften. Add sour cream, garlic powder and pepper to potatoes; stir until well combined.
  • Reserve 2 tablespoons each bacon and cheese. Add remaining bacon and cheese to potatoes, along with red onion, green onion and parsley; stir until well combined.
  • Transfer mixture to prepared casserole dish and sprinkle with cracker mixture and reserved bacon and cheese. Bake 25 to 30 minutes or until heated through.

Video

Calories: 559kcal, Carbohydrates: 50g, Protein: 18g, Fat: 33g, Saturated Fat: 15g, Polyunsaturated Fat: 2g, Monounsaturated Fat: 9g, Trans Fat: 0.2g, Cholesterol: 80mg, Sodium: 607mg, Potassium: 577mg, Fiber: 4g, Sugar: 3g, Vitamin A: 771IU, Vitamin C: 36mg, Calcium: 334mg, Iron: 1mg
This website provides estimated nutrition information as a courtesy only. You should calculate the nutritional information with the actual ingredients used in your recipe using your preferred nutrition calculator.
Did you make this recipe?Leave a Review below or share a photo and tag me on Instagram @foxeslovelemons with the hashtag #foxeslovelemons.