Ingredients: ground beef, butter, root beer extract, hot sauce, mayonnaise, worcestershire, bread, blue cheese, lemon, red onion, red cabbage, cane vinegar, prepared horseradish, 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, scallion, chili flake