1Saute the green pepper and onion in a large, deep skillet sprayed with Pam....then add the meat and garlic, salt and pepper & cook until meat is done but not brownned. Put lid on and turn down the heat to low and let simmer for about 20 minutes.
2Take off heat and add other ingredients except cheese and Doritoes.
3In a large baking dish layer crushed Doritoes, meat mixture, & cheese; repeat layers until all is gone.
Bake in oven at 325 - 350 degrees for 35 - 45 minutes.