Tomato Onion Cheese Casserole recipe. How to Make Tomato Casseroles.

Ingredients

• 4 cups onions, sliced thin
• 4 medium tomatoes, peeled and sliced
• 1 teaspoon salt
• 1/4 teaspoon basil
• 1/8 teaspoon black pepper
• 6 slices American cheese, cut in half
• 1/2 cup breadcrumbs
• 3 tablespoons margarine, melted