Preparation Whisk the water, onion, celery, carrot, salt, pepper and garlic powder in a bowl until combined. Pour into a fondue pot. Bring to a rapid simmer over medium-high heat. Thread a piece of meat or vegetable on a fondue fork. Cook in the broth to the desired degree of doneness. Serve with your favorite sauce. Recommended dipping accompaniments: Seafood, beef, ravioli and gourmet veggies.