2 lb. ground beef
1 pkg. taco seasoning,
1 can refried beans
1/2 bottle taco sauce,
1/2 reg. size bag taco chips
1 (16 oz.) carton sour cream
1/3 head lettuce, cut up
2-3 tomatoes, cut up
1 pkg. colby cheese, shredded

Brown ground beef; drain. Mix in taco seasoning. Add 1 cup water. Simmer on low heat. Stir in refried beans, taco sauce and Doritos. Spread in ungreased 2 quart casserole. Layer sour cream, lettuce, tomatoes and cheese. Bake at 350 degrees for 20-30 minutes, uncovered, until hot and bubbly.