Tammy F's Enchiladas

1 lb. hamburger
1 small onion, diced
flour tortillas
1 can cream of chicken soup
1 can tomato soup
1 can mild enchilada sauce
cheese
lettuce

Brown hamburger and onion; drain. 
In dripper pan roll hamburger and onion mixture into flour shells. Pour cream of chicken soup (diluted with water) over shells.
Combine enchilada sauce and undiluted tomato soup.  Pour over shells.
Sprinkle with cheesed.
Bake at 350 degrees for 25 minutes or until boiling around edges.
Serve with chopped lettuce on top.