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Easy Cheesy Ground Beef and Potato Casserole

A delightful comfort food made with layers of tender potatoes, savory ground beef, and rich, gooey cheese that is perfect for busy weeknights.
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Prep Time 15 minutes
Cook Time 1 hour
Total Time 1 hour 15 minutes
Servings: 6 servings
Course: Dinner, Main Course
Cuisine: American
Calories: 450
Ingredients Method Notes

Ingredients
  

Meat and Sauce Ingredients
  • 1 lb ground beef The star protein providing rich flavor and texture.
  • 1 medium onion, diced Adds sweetness and depth to the beef mixture.
  • 2 cloves garlic, minced Infuses warmth and aroma.
  • 2 tbsp all-purpose flour Acts as a thickening agent for the sauce.
  • 1/2 cup beef broth or water Adds moisture and depth of flavor.
  • 1 cup milk Helps create a smooth sauce.
  • 1 cup sour cream Adds creaminess and tanginess.
  • 1 tsp salt Enhances overall flavor.
  • 1/2 tsp black pepper Adds a hint of spice.
  • 1/2 tsp paprika (optional) Provides color and subtle smokiness.
  • 1/2 tsp dried thyme or Italian seasoning Adds a herbal note.
  • 2 tbsp butter Enriches flavors and helps create a golden crust.
Potato and Cheese Ingredients
  • 4 large potatoes, peeled and thinly sliced Forms the hearty base.
  • 2 cups shredded cheddar cheese (divided) A gooey, melty topping.
  • Cooking spray or butter for greasing the baking dish Ensures the casserole releases easily after baking.

Method
 

Preparation
  1. Preheat your oven to 375°F (190°C). Lightly grease a 9×13-inch casserole dish with cooking spray or butter.
  2. In a large skillet over medium heat, cook the ground beef until browned; drain excess fat.
  3. Add the onion and garlic, sautéing for 3-4 minutes until the onion is soft.
  4. Season with salt, pepper, paprika, and thyme.
  5. Sprinkle flour over the beef mixture, stirring to coat evenly. Cook for an additional 1-2 minutes; gradually add broth and milk, stirring until creamy.
  6. Mix in sour cream and 1 cup of cheddar cheese until melted.
Assembly and Baking
  1. Layer half of the sliced potatoes in the greased casserole dish. Spread the beef mixture over the potatoes, then layer remaining potatoes and cheddar cheese.
  2. Dot the top with butter.
  3. Cover with foil and bake for 45 minutes. Remove foil and bake for an additional 15-20 minutes until cheese is bubbly and golden.
  4. Let the casserole rest for 5 minutes before serving.

Notes

For extra flavor, consider adding diced bell peppers or mushrooms. Experiment with different cheese varieties for a unique texture.