Mexican Lasagna

Directions

1. 1
   Preheat oven to 350°.
2. 2
   Brown ground beef and onions over medium heat.
3. 3
   Drain excess fat.
4. 4
   Add 1/2 cup salsa and stir. Spread 1/2 cup salsa on bottom of casserole dish.
5. 5
   Arrange taco shells over salsa, overlap to fit.
6. 6
   In layers, add refried beans, meat mixture, sour cream and Cheddar cheese.
7. 7
   Repeat layers, ending with cheese.
8. 8
   Cover with foil.
9. 9
   Bake 1/2 hour.
10. 10
    Remove cover.
11. 11
    Add remaining salsa, cheese, lettuce and tomatoes.