Preheat oven to 375F. In skillet heat oil over medium burner. Saute onion and bell pepper until tender. Remove and set aside. Brown beef and pork together. Drain. Combine onion, bell pepper, meat, potatoes and seasoning. Line pie plate with pastry. Fill with meat mixture. Top with crust. Seal and flute edges. Make slits in top of crust. Brush with beaten egg, if desired. Bake at 375F for 30-35 minutes or until golden brown.