Mexican Cheese Bake
["1 (16 oz.) bottle picante or salsa sauce", "1 lb. hamburger", "1/2 tsp. salt", "1/4 tsp. pepper", "1/2 c. chopped onion (optional)", "1 1/2 c. milk", "3 eggs", "1 c. Bisquick buttermilk baking mix", "1 c. Cheddar cheese", "1 c. Mozzarella cheese"]
["Beat milk, eggs and Bisquick together until smooth.", "Before pouring into dishes, sprinkle 1/2 cup Cheddar cheese and 1/2 cup Mozzarella cheese into each dish.", "Pour Bisquick mixture over cheese, dividing equally between the two dishes.", "Bake 25 minutes. Cool for 10 minutes.", "Enjoy!"]
["picante", "hamburger", "salt", "pepper", "onion", "milk", "eggs", "Bisquick buttermilk baking mix", "Cheddar cheese", "Mozzarella cheese"]