Try this homemade Grandpa'S Mustard Sauce recipe the whole family will love. Made with whipping cream, flour, dry mustard and sugar. Easy step-by-step i…
This Grandpa'S Mustard Sauce relies on simple, everyday ingredients such as whipping cream, flour (heaping), to 4 tbsp. dry mustard and sugar. It comes together quickly and makes 4 servings, at about 668 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