Unfortunately the distinctive odor begins to fade as soon as the truffle is dug up. Black truffle salt is an distinctive ingredient for your kitchen. Ingredients.-1 gallon of pickling onions, salt and water, milk. This widespread side dish is oh-so-healthy, however restaurants buy a pound for underneath $2, boil the beans and add salt. Dot it with butter and give it a pleasant seasoning with salt and pepper. The restaurant buys the romaine lettuce and other elements in bulk, and croutons are low cost, typically made from day-previous bread to give them that nice crunchiness. This provides eating places a pleasant cash cow. Once upon a time, desserts have been a approach for eating places to make simple money. But, it can be a approach to establish a pricing construction and handle diners' perceptions. A each day special is usually a way for the chef to get inventive, and spice up the menu for the restaurant's common diners.