ingredients1 cup sweet onion such as vidalia, chopped6 tablespoon s grated fresh ginger *see tip in notes below 1/4 cup celery, chopped 1/2 cup carrots, chopped1 teaspoon fresh garlic minced2/3 cup rice vinegar 1/4 cup water2 tablespoon s ketchup2 1/2 tablespoon s soy sauce 1/4 cup ag