1 pkg. flour tortilla shells
1 pkg. taco seasoning
1 lb. hamburger
2 jars mild taco sauce
1/2 head lettuce, shredded
2 med. tomatoes, chopped
1 1/2 c. shredded cheese
1 c. shredded mozzarella cheese
1 can refried beans

Brown hamburger; drain. Add seasoning and beans. Put small amount of sauce in bottom of pan. Layer shell, sauce, meat and lettuce, tomatoes and cheese. Continue layering with shells on top. Bake at 350 degrees for 30 minutes.