Dry spaghetti | 1 lb |
Lean ground beef | 1 lb |
Butter | 4 tablespoons |
Small yellow onion, diced | 1/2 |
Marinara sauce | 1 (32 oz) jar |
Large eggs, beaten | 4 |
Parmesan cheese, grated | 1 cup |
Ricotta cheese | 1 ½ cups |
Garlic, minced | 1 clove |
Dried basil | 1 teaspoon |
Mozzarella cheese, grated | 2 cups |
Kosher salt and freshly ground black pepper | To taste |
9-inch pie pans (aluminum) | 2 |