1
Preheat oven to 350 degrees. Place potatoes au gratin 1 inch apart on a parchment-lined baking sheet. Bake until warmed through, 25-30 minutes. Remove from oven and let cool slightly.
Step 1 of 2
Preheat oven to 350 degrees. Place potatoes au gratin 1 inch apart on a parchment-lined baking sheet. Bake until warmed through, 25-30 minutes. Remove from oven and let cool slightly.
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