Instant Pot Potatoes Au Gratin

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A classical creamy and cheesy side dish to be served with your favorite meat recipe.

For a vegetarian dinner, just serve the potatoes au gratin together with fresh and seasonal veggies. It is a super easy dinner, suitable both for busy weeknights and also for large family meals during the Holiday Season. Everybody will gobble them up!

Instant Pot Potatos Au Gratin
4.5 from 4 votes
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Course: Main Course
Cuisine: French
Keyword: butter, cheddar cheese, nutmeg, Potato Au Gratin
Prep Time: 30 minutes
Cook Time: 20 minutes
Total Time: 50 minutes
Servings: 6
Ingredients
  • 8 potatoes peeled and thinly sliced
  • 2 cups water
  • 1 cup Béchamel sauce
  • 1 cup cheddar cheese grated
  • ½ cup parmesan cheese grated
  • ½ cup milk
  • ½ cup breadcrumbs
  • 1 tsp garlic powder
  • salt and black pepper to taste
  • 1 fresh thyme
Instructions
  • Pour 1 cup water into your Instant Pot.
  • Place the steaming basket into your Instant Pot and fill it with sliced potatoes.
  • Close the lid and cook for 5 minutes at high pressure.
  • Once done, wait for a natural pressure release.
  • Drain the potatoes and place them in a bowl.
  • In a separate saucepan, heat milk and add Béchamel sauce, cheddar, parmesan, garlic powder, salt and black pepper. Stir thoroughly until smooth.
  • Pour the sauce over your potatoes and mix well.
  • Pour this mixture into a shallow casserole dish, and sprinkle with breadcrumb.
  • Pour 1 cup of water into your Instant Pot and place the trivet.
  • Put your casserole dish onto the trivet.
  • Cook at high pressure for 15 minutes.
  • When cooking time ends, do a quick pressure release.
  • Let it cool for about 20 minutes before serving. Decorate with fresh thyme.

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This recipe is part of our 1001 Instant Pot recipes project, a huge collection of free, easy and delicious recipes.

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