caramelized onion scalloped potatoes
(1 RATING)
The key to this potato casserole is the caramelized onions. Very flavourful. My family loved this version of scalloped potatoes.
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prep time
20 Min
cook time
1 Hr 45 Min
method
Bake
yield
8 serving(s)
Ingredients
- 4 large sweet onions, thinly sliced
- 1 cup butter, divided
- 1/3 cup flour
- 6 large yukon gold potatoes, thinly sliced
- 3 cups heavy cream or half & half
- 3 sprigs fresh rosemary
- 1 tablespoon salt
- 1 teaspoon ground pepper
- 1/4 cup parmesan cheese, grated
How To Make caramelized onion scalloped potatoes
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Step 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.
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Step 2Preheat oven to 350 degrees. Coat a 9 x 13 inch baking dish with cooking spray.
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Step 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.
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Step 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.
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Step 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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