Burrito Casserole

Directions

1. 1
   Brown hamburger and onion; drain, then add refried beans, mushrooms and taco seasoning.
2. 2
   Heat.
3. 3
   Mix together 1 cup sour cream and mushroom soup.
4. 4
   Spread 1/2 of sour cream mixture on bottom of a 9 x 13-inch pan.
5. 5
   Wrap meat mixture in tortilla shells; put on top of sour cream mixture.
6. 6
   Put rest of sour cream mixture on top; sprinkle with cheese.
7. 7
   Bake at 350° until cheese melts.
8. 8
   Serve with lettuce and tomatoes.