1 lb. ground beef
1 med. onion, chopped
1 can (16 oz.) refried beans
1 can (8 oz.) tomato sauce
1 pkg. (1 1/2 oz.) enchilada sauce mix
1/2 c. water
7 c. (about 8 oz.) tortilla chips
1 c. (4 oz.) shredded cheddar cheese
1/4 c. sliced black olives (opt.)
2 c. shredded lettuce
1 med. tomato, chopped

Crumble ground beef and onion together. Microwave (high) uncovered for 5 to 6 minutes or until meat is set, stirring once. Stir to break meat into small pieces, drain. Stir in beans, tomato sauce, sauce mix and water.

Microwave (high) uncovered 6 to 7 minutes until hot and bubbly, stirring once. Place slightly crushed tortilla chips in a 12 x 8 inch glass baking dish. Spoon hot meat mixture evenly onto chips. Sprinkle with cheese and olives. Microwave (high) uncovered 2 to 2 1/2 minutes until cheese melts. Garnish with lettuce and tomatoes.