Try this homemade Potatoes In Mustard Sauce recipe the whole family will love. Made with margarine, onion, flour and chicken. Easy step-by-step instruct…
This Potatoes In Mustard Sauce relies on simple, everyday ingredients such as medium onion, chopped, plus 1 tsp. flour, prepared mustard and pepper. It comes together quickly and makes 4 servings, at about 169 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