1 lb. ground beef
1 (16 oz.) can tomatoes
1 pkg. taco seasoning
1 sm. bag Doritos
1 onion
1 sm. can chilie peppers
Chili powder
Grated cheese

Brown beef and onion together. Add tomatoes, chillies and seasoning. Layer in greased casserole dish with Doritos as first layer, pour over remaining meat. Grate cheese on top. Bake at 350 degrees for 20 to 25 minutes.