Recipe - Mexican Fiesta Casserole

1 pound Lean Ground Beef
Salt & Pepper; To Taste
4 ounce Cheddar Cheese; Shredded,1 C
1 cup Dairy Sour Cream
2/3 cup Mayonnaise Or Salad Dressing
2 tablespoon Onion; Finely Chopped
2 cup Bisquick Baking Mix
One half cup Water
Tomatoes; Thinly Sliced, *
Three fourths cup Green Bell Pepper; Chopped
Paprika; Optional

* Use 2 or 3 ripe tomatoes or to taste.
Heat the oven to 375 degrees F. Cook and stir the meat in a large skillet
until brown. Drain off the excess fat. Season the meat with the salt and
pepper, then set aside. Mix the cheese, sour cream, mayonnaise and onion
and set this mixture aside. Stir the baking mix and water together until
a soft dough forms. With floured fingers, pat the dough in a greased
baking pan, 13 X 9 X 2inches, pressing the dough One half inch up the sides of
the pan. Layer the meat, tomato slices, and green pepper onto the dough.
Spoon the sour cream mixture over the top and sprinkle with the paprika,
if used. Bake uncovered until the edges of the dough are light brown, 25
to 30 minutes. Cool 5 minutes and then cut into squares.