• 2 tablespoons melted margarine
• 1 small onion, chopped
• 2 medium ripe tomatoes, peeled and sliced
• 1 (9-inch) baked pie shell
• 1/2 cup mayonnaise
• 1/4 cup grated Parmesan cheese
• 2 teaspoons garlic powder
• salt and pepper to taste
Sauté onion in margarine until translucent. Arrange tomato slices in the baked pie shell; top with onions. In a small bowl, combine mayonnaise, Parmesan cheese, garlic powder, salt, and pepper. Spread a thin layer of mayonnaise mixture over the tomatoes and onions. Bake at 325° for 30 minutes. Serve.