The foundation of any soup is water, to which all manner of meats, fruits, and veggies can lend their flavors. A roux, rice, or quick blend could thicken it or fill in a stew, but I’d rather not turn a hefty hog into goo and mush little shrimp, too. So, let’s keep things clear (literally) and add just what we need on top (AKA garnishes).