Caramelized Onion Scalloped Potatoes

Caramelized Onion Scalloped Potatoes Recipe

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Alice C


The key to this potato casserole is the caramelized onions. Very flavourful. My family loved this version of scalloped potatoes.


★★★☆☆ 1 vote

20 Min
1 Hr 45 Min


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4 large
sweet onions, thinly sliced
1 c
butter, divided
1/3 c
6 large
yukon gold potatoes, thinly sliced
3 c
heavy cream or half & half
3 sprig(s)
fresh rosemary
1 Tbsp
1 tsp
ground pepper
1/4 c
parmesan cheese, grated

How to Make Caramelized Onion Scalloped Potatoes


  • 1Put onions and 1/2 cup of butter into a large skillet over low heat. Cook, stirring occasionally, until the onions have caramelized, approx 40 minutes.
  • 2Preheat oven to 350 degrees. Coat a 9 x 13 inch baking dish with cooking spray.
  • 3In a medium saucepan, melt 1/2 cup of butter. Add flour and brown lightly, stirring constantly. Add cream, salt & pepper. Stir on medium heat just until the sauce starts to thicken. Remove from heat.
  • 4Place a layer of sliced potatoes on the bottom of the pan. Cover with a 1/4 of the onions. Pour 1/4 of the cream mixture over the onions. Sprinkle some of the fresh rosemary over the layer.
  • 5Repeat layers 4 times. Sprinkle parmesan over the casserole and bake for 1 hour until golden brown and sauce is bubbly.

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About Caramelized Onion Scalloped Potatoes

Course/Dish: Potatoes
Main Ingredient: Potatoes
Regional Style: American

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