Breakfast Casserole Supreme

Ingredients

• 1/4 cup margarine
• 1 small sweet onion, chopped
• 1 small green pepper, chopped
• 2 -3 medium tomatoes, chopped
• 1 (24 ounce) bag frozen hash brown potatoes
• 12 eggs, beaten
• 1/2 1/2 lb cooked crumbled bacon or 1/2-1 lb sausage
• 3 cups cheddar cheese, shredded