Electric Pressure Cooker PORCUPINE MEATBALLS: Combine 1 Egg, 1/2 tsp Salt, 1/2 cup uncooked Instant Rice or cooked reg Rice, 2 Tbsp Onion, 1 Tbsp fresh Parsley, 1 Lb raw Ground Beef. Form into balls and add to pot. Mix 1 can condensed Tomato or "Cream of" Soup, 1 cup Water & 1 tsp Worcestershire. Pour over meatballs. Secure lid, set to cook on high for 10 min pressure. Serve over Pasta.