Deep Dish Taco Squares
["1/2 lb. ground beef", "1/2 c. sour cream", "1/3 c. mayonnaise", "1/2 c. shredded sharp Cheddar cheese", "1 Tbsp. onion, chopped", "1 c. Bisquick", "1/4 c. cold water", "1 to 2 medium tomatoes, thinly sliced", "1/2 c. chopped green pepper"]
["Heat oven to 375\u00b0.", "Grease square baking dish 8 x 8 x 2-inch. Cook and stir beef until brown; drain.", "Mix sour cream, mayonnaise, cheese and onion; reserve.", "Mix baking dough and water until soft dough forms.", "Pat in pan, pressing 1/2-inch up sides of pan.", "Layer beef, tomatoes, peppers in pan.", "Spoon sour cream mixture over top. Bake 25 to 30 minutes until light brown."]
["ground beef", "sour cream", "mayonnaise", "Cheddar cheese", "onion", "Bisquick", "cold water", "tomatoes", "green pepper"]