Taco Dip

1/2 lb ground beef
1 can refried beans
1 can tomato sauce (8 oz)
1 pkg taco seasoning mix
1 small onion, finely chopped
1/2 medium green pepper, chopped
1/2 t dry mustard
1/4 - 1/2 t chili powder
sour cream
Shredded cheddar

Cook and stir ground beef in skillet until brown; drain. Stir in beans, tomato sauce, taco seasoning mix, onion, green pepper, mustard, and chili powder. Heat to boiling, stirring constantly. Spread into ungreased pie plate. Spread sour cream onto ground meat. Top with cheese. Serve with Doritos.