Mexi-Dip
["1/2 lb. ground beef", "1/2 tsp. dry mustard", "1/4 to 1/2 tsp. chili powder", "1 small onion, finely chopped", "1/2 medium green pepper, finely chopped (1/4 c.)", "1 (16 oz.) can mashed refried beans", "1 (8 oz.) can tomato sauce", "1 (1 1/4 oz.) pkg. taco seasoning mix", "Sour Cream Topping (recipe follows)", "finely shredded lettuce", "shredded Cheddar cheese"]
["Cook and stir ground beef in 10-inch skillet until brown; drain.", "Stir in mustard, chili powder, onion, green pepper, beans, tomato sauce and seasoning mix.", "Heat to boiling, stirring constantly.", "Spread into ungreased 9 x 1 1/4-inch pie plate. Spread Sour Cream Topping over ground beef mixture.", "Sprinkle with lettuce and cheese.", "Serve with corn chips, if desired."]
["ground beef", "dry mustard", "chili powder", "onion", "green pepper", "beans", "tomato sauce", "taco seasoning mix", "Sour Cream Topping", "shredded lettuce", "Cheddar cheese"]