The perfect slaw for your burger.
Combine cabbage, carrots, and celery in a large bowl. Whisk vinegar sugar, salt, and pepper together in a small bowl; pour over cabbage and stir until well coated. Refrigerate cabbage mixture for 15 minutes.
Mix mayonnaise, horseradish, and mustard together in a bowl; stir into cabbage mixture. Add parsley, celery seed, onion powder, and mustard; mix well. Refrigerate until chilled, at least 30 minutes.
Per Serving: 208 calories; protein 1.1g; carbohydrates 11.9g; fat 17.7g; cholesterol 8.4mg; sodium 561.1mg.