Instant Pot Borscht Recipe Type: Soup Cuisine: Eastern European Author: Vincci Tsui, RD Serves: 4 L (16 cups) Ingredients 2 tsp (10 mL) cooking oil 1 lb (454 g) slice of bone-in beef shank, trimmed 1 large onion, chopped 2 carrots, diced 2 stalks celery, diced 2 cloves garlic, minced Beef broth or water, divided