Hot dog toppers are a variety of condiments that can be added to hot dogs to enhance their flavor. SAUERKRAUT is a type of pickled cabbage that is often used as a topping for hot dogs, and it has 10 letters. Mustard is a condiment made from ground mustard seeds and vinegar, and it has 7 letters. RELISH is a condiment made from chopped vegetables or fruits, and it has 6 letters. Chili is a spicy stew made with meat, beans, and tomatoes, and it has 5 letters. Slaw is a salad made from shredded cabbage and other vegetables, and it has 4 letters.