Try this homemade Spicy Onion Mustard recipe the whole family will love. Made with cold water, dry mustard, white wine vinegar and white wine. Easy step…
This Spicy Onion Mustard relies on simple, everyday ingredients such as cold water, dry mustard, white wine vinegar and dry white wine. It comes together quickly and makes 4 servings, at about 76 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026