1 lb. cooked & drained hamburger meat
1 (15 oz.) can tomato sauce
1 pkg. taco seasoning mix
1 (8 oz.) box cooked & drained macaroni twist
1/2 c. sour cream
1 c. grated cheese

Add hamburger, tomato sauce and taco seasoning mix. Mix well. In another bowl, add cooked macaroni, sour cream and 1/2 cup grated cheese. Put in 6"x10" baking dish. Add meat mixture and the rest of the cheese. Bake at 350 degrees for 30 minutes.