heat oven to 400°F

cook beef and onion in a 10" skillet until the beef is well browned

stir in soup, ketchup, black pepper, peas and carrots. Spoon the mixture into a 9" pie plate.

heat the milk and butter in a 1 qt sauce pan over medium heat. Remove from heat. Stir in potatos. Spread over the beef mixture.

bake for 20 minutes or until the potatos are browned