Ingredients: red onion, prepared horseradish, hot sauce, mayonnaise, scallion, ground beef, worcestershire, bread, butter, blue cheese, lemon, root beer extract, red cabbage, cane vinegar, napa cabbage, brown sugar, liquid smoke, fennel, extra virgin olive oil, garlic powder, ginger powder, vegetable oil, wholegrain mustard, chili sauce, molasses, onion powder, bell pepper, root beer, chili flake