If you prefer, make this salad with broccoli slaw mix instead of the coleslaw mix.
To prepare dressing: In a screw-top jar, combine vinegar, oil, sugar, mustard, onion powder, salt, and pepper. Cover and shake well. Chill until serving time.
Before serving, in a large bowl, place shredded cabbage. Shake dressing; add to cabbage mixture and gently toss to coat.
To make ahead: The dressing may be chilled for up to 1 week. The dressed salad may be covered and chilled for up to 24 hours before serving.
1 fat, 1 vegetable