Show Subscription Form

Mustard Potatoes Au Gratin Recipe
Mustard Potatoes Au Gratin Recipe photo by Taste of Home

Mustard Potatoes Au Gratin Recipe

Publisher Photo
These rich and creamy potatoes taste great with a variety of meats. —Tangee Thaler, Silver Lake, Ohio
TOTAL TIME: Prep: 15 min. Bake: 55 min.
MAKES:12 servings
TOTAL TIME: Prep: 15 min. Bake: 55 min.
MAKES: 12 servings


  • 1/3 cup finely chopped green onions
  • 3 tablespoons butter, divided
  • 2 cups heavy whipping cream
  • 1/2 cup Dijon mustard
  • 1 cup (4 ounces) shredded Swiss or Gruyere cheese, divided
  • 8 medium potatoes, peeled and thinly sliced


  1. In a small saucepan, cook onions in 1 tablespoon butter for 2 minutes or until tender. Stir in the cream, mustard and remaining butter. Bring to a boil. Reduce hear; simmer, uncovered, for 5 minutes.
  2. Reduce heat to low; stir in half of the cheese until melted. Remove from the heat. In a greased shallow 2-1/2-qt. baking dish, layer a third of the potatoes; top with a third of the sauce. Repeat layers twice; sprinkle with remaining cheese.
  3. Bake, uncovered, at 400° for 30 minutes. Cover and bake 25-30 minutes longer or until potatoes are tender. Let stand for 5 minutes before serving. Yield: 12 servings.
Originally published as Mustard Potatoes Au Gratin in Taste of Home's Holiday & Celebrations Cookbook Annual 2002, p166

Reviews for Mustard Potatoes Au Gratin

5 Star
4 Star
3 Star
2 Star
1 Star
Please Log In or Join to add a rating and review.
Click stars to rate
Any changes to your rating or review will appear where you originally posted your review
Loading Image
Loading Image