01 -
Heat oven to 400°F. Line baking sheet with parchment paper.
02 -
Toss halved potatoes with oil, salt, and pepper. Spread on sheet.
03 -
Cook potatoes 25-30 minutes until golden, turning halfway.
04 -
Melt butter, cook garlic 1-2 minutes until fragrant.
05 -
Add cream, simmer 3-4 minutes until thickened. Stir in Parmesan.
06 -
Pour sauce over potatoes, top with parsley.