Cheesburger Casserole

Directions

1. 1
   Cook noodles, drain.
2. 2
   In a large skillet, brown beef and onion.
3. 3
   Stir in in 3/4 tsp salt and 1/8 tsp pepper, cooked noodles, tomato sauce, undrained mushrooms and 4 slices of cheese cut up.
4. 4
   Turn into a 13 X 9- inch baking pan.
5. 5
   Bake uncovered at 350F for 35 minutes.
6. 6
   Arrange remaining 4 cheese slices over top.
7. 7
   Return to oven until cheese is melted.