Note: To freeze this dish, do not add cheese in step 3. Let pies cool completely; do not bake. Cover tightly with plastic wrap; freeze up to 3 months. To cook small pies: Remove plastic wrap from frozen pies, and cover with foil; bake 45 minutes. Remove foil, top with cheese, and bake 30 minutes more. To cook large pies: Defrost overnight in refrigerator. Sprinkle with cheese; bake, uncovered, 45 to 60 minutes.