White Cheddar Au Gratin Potatoes

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May 29, 2014

close up photo of potatoesThese creamy au gratin potatoes are a great side dish and are easy to make.


Total Time: 1 hour 45 minutes

Yield: 8 servings


  • 4-5 large Yukon Gold potatoes, thinly sliced
  • 1 large yellow onion, thinly sliced
  • 3 Tbsp butter
  • 3 Tbsp all-purpose flour
  • 1/2 tsp salt
  • 2 cups milk
  • 1 1/2 cup white cheddar, shredded
  • salt and pepper, to taste


  1. Preheat oven to 400 degrees F. Spray casserole pan with non-stick spray and set aside.
  2. Using a mandolin or sharp knife, slice potatoes to approx. 1/8 inch thick slices. Cut the onion the same way, separating the rings.
  3. cut potatoes
    cut onions
  4. Put one half of the potato slices into the pan. Arranging them to cover the bottom.
  5. layer half of potatoes in pan
  6. Now layer the onions on top of the potatoes. Add some salt and pepper, to taste.
  7. add onion layer
    salt and pepper on onions

  8. Add the remaining potatoes to the pan, arranging them to cover the onions.
  9. add second layer of potatoes
  10. Put butter in a saucepan, melting it over medium heat.
  11. put butter in saucepan
  12. Add flour and salt, then stir constantly for 2 minutes with a whisk.
  13. add flour
    whisk flour and butter
  14. Stir in milk, and cook mixture until thickened. Continue stirring to prevent burning.
  15. add milk
    cook until thickened

  16. Once the milk mixture has thickened, stir in cheese. Stir until cheese has melted (approx. 30 seconds), then remove from heat.
  17. stir in cheese
  18. Pour cheese sauce over potatoes.
  19. pour cheese sauce on potatoes
  20. Cover pan with foil and bake for 1 1/2 hours.
  21. cover with foil
  22. Allow to sit for 5-10 minutes so the sauce can set up. Enjoy!
  23. finished au gratin potatoes

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July 14, 2014

These creamy au gratin potatoes are a great side dish and are easy to make. This video shows you the steps to making this delicious dish.

Comment Pin it! Was this helpful? Yes
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