Try this homemade Double Onion, Kielbasa & Potato Roast With Mustard Sauce recipe the whole family will love. Made with sour cream, country-style, water…
This Double Onion, Kielbasa & Potato Roast With Mustard Sauce relies on simple, everyday ingredients such as reduced-fat sour cream, country-style dijon mustard, water and leeks, chopped. It comes together quickly and makes 4 servings, at about 298 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