Ingredients for - Potatoes Au Gratin

1. 6 russet potatoes, cleaned and peeled
2. 2 tbsp. butter, plus more for pan
3. 2 cloves garlic, minced
4. 1 1/2 c. heavy cream
5. 1/4 c. milk
6. 1 tbsp. freshly chopped thyme
7. Pinch of nutmeg
8. Kosher salt
9. Red pepper flakes
10. 1 1/2 c. shredded Gruyère
11. 1/2 c. freshly grated Parmesan

How to cook deliciously - Potatoes Au Gratin

1 . Stage

Preheat oven to 375° and butter a large 3 qt baking dish. Slice potatoes 1/4" thick and place in water to keep from browning.

2 . Stage

In a large skillet over medium heat, melt butter. Add garlic and cook until fragrant, about 1 minute. Add cream, milk, thyme, nutmeg, salt, and red pepper flakes. Bring to a boil and reduce heat to low. Let simmer 10 minutes. Remove from heat.

3 . Stage

Layer a third of potatoes, slightly overlapping, in prepared dish then pour a third of cream mixture over potatoes. Repeat with remaining potatoes and cream to make two more layers. Sprinkle Gruyère over top.

4 . Stage

Cover with foil and bake for 45 minutes. Uncover, sprinkle with Parmesan and continue baking until potatoes are tender and top is golden, 15 to 20 minutes. Let sit for 10 minutes before serving.