For all but the coffee color, in a 5 quart saucepan add 1 vegetable or ingredient. Add 4 quarts water, bring to a boil and cook for 1/2 hour or until the color is very dark. Allow to cool to room temperature and strain out vegetables. Add 1/4 cup distilled white vinegar and then add hard boiled eggs to each color. Refrigerate overnight. For the coffee color: brew the coffee. Allow to cool to room temperature. Add 1/4 cup distilled white vinegar, add hard boiled eggs, refrigerate overnight.
Recipe courtesy of Food Network Kitchens