Fry together the peppers, onion and hamburger until the burger is no longer pink. Add the taco seasoning and the flour, mix in the salsa, corn and black beans. Cook for agout 5 minutes, or until mixture thickens
Divide the hamburger mixture between the 2 pie crust and top each one with 1 cup of the cheese, spreading evenly over the top.
Bake 20-25 minutes. Cool slightly before serving, for ease of cutting. Serve with sour cream on the side.