1/2 lb. ground chuck
1/2 c. sour cream
1/3 c. mayonnaise
1/2 c. shredded sharp cheese
Chopped onion
1 c. Bisquick
1/4 c. cold water
1-2 tomatoes, sliced
1/2 c. chopped green pepper
1 pkg. taco seasoning

Heat oven to 395 degrees; grease baking dish. Cook and stir beef until brown. Add taco seasoning. Mix sour cream (chives - optional), mayonnaise, cheese and onion. Reserve mix Bisquick and water until soft dough forms. Put into greased pan, pressing dough 1/2 in up side. Layer beef, tomatoes, and green pepper in pan. Spoon sour cream mixture on top. Sprinkle paprika over top. Bake until brown. About 30-35 minutes.