Originally from Germany, hot dogs are hugely popular and for good reason â?? theyâ??re quick, cheap and varied. Today itâ??s not just about traditional pork or beef frankfurters, but also veggie versions made from tofu or soy and a range of ever-more elaborate toppings. You donâ??t even need to visit a game, fair or kiosk to enjoy one of these inventive options â?? every one can be rustled up at home.