Layered Meat and Potato Casserole What You'll Need 1 1/2 lb ground beef 2 lb potatoes (about 4–5 medium), thinly sliced 2 cups shredded cheddar cheese 1 medium onion, diced 2–3 cloves garlic, minced 1 teaspoon paprika 1 teaspoon dried thyme 1 teaspoon salt 1/2 teaspoon black pepper 1 tablespoon olive oil How to Make It 1. Preheat the oven to 375°F (190°C). Lightly grease a 9x13-inch baking dish. 2. Heat the olive oil in a large skillet over medium heat. Add the diced onion and cook 4–5 minutes,