1 lb. ground beef
1/2 c. onions, chopped
1 pkg. taco seasoning
1 med. tomato, chopped
1 c. Cheddar cheese, shredded
1-2 c. taco chips, broken into pieces
Lettuce, shredded (optional)

Fry ground beef until browned and drain. Add onions and cook until tender. Add taco seasoning and tomatoes.

Simmer 10-15 minutes. Put ground beef mixture into casserole dish. Top with shredded cheese and taco chips. Cover. Bake at 350 degrees about 30 minutes or warmed through. Top with shredded lettuce.