MIX:

1 lb. ground beef, browned
1/2 tsp. oregano
1 tsp. salt
1/4 c. chopped onions
1/4 c. green pepper, chopped
1/2 c. dry bread crumbs
1/2 c. tomato sauce

Pour in ready made pie crust, set aside.

MIX:

8 oz. mild Cheddar cheese, grated
1 egg
1/4 c. milk
1/2 tsp. salt
1/2 tsp. dry mustard
1/2 tsp. Worcestershire sauce

Spoon cheese mixture over top of pie. Bake for 30 minutes at 425 degrees.