Party Cheeseburgers Recipe 1 lb. ground beef 1/2 cup bread crumbs 2 tbsp. onion, chopped 2-3 tbsp. milk 1 egg 1 tsp. salt 3/4 tsp. parsley flakes 1/8 tsp. pepper 4 swiss cheese triangle slices 4 Cheddar cheese triangle slices Combine ingredients except cheese, mix lightly. Shape into 4 patties. Place on shallow baking pan. Bake at'350 for 25-30 minutes. Top with Cheeses and heat to melt. DEVOUR!!!!!