Mashed Potato Gratin

READY IN: 1hr 30mins
Recipe by carolinafan

I love this recipe because it uses Swiss cheese instead of the usual Cheddar.

Top Review by Shesbittersweet

We made this for school and everyone loved it. I even made this at home again since the one from school was not enough. One of the best recipes ever. I love it ;)

Ingredients Nutrition


  1. Heat oven to 350. Spray 13x9-inch (3-quart) glass baking dish with cooking spray. In 4-quart saucepan or Dutch oven, place potatoes; add enough water to cover potatoes by 1 inch. Heat to boiling over high heat. Reduce heat to medium-low; simmer uncovered 20 minutes or until potatoes are tender and can be easily pierced with fork.
  2. Drain potatoes; return to saucepan. Add butter; mash with potato masher until creamy. Stir in egg yolks, salt, milk and 1 cup of the cheese. Spread potato mixture evenly in baking dish. Sprinkle with remaining 1/2 cup cheese.
  3. Bake 30 minutes or until edges are light brown. Sprinkle with chopped parsley.

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