Ingredients

• 2 pounds baking potatoes, peeled and sliced paper-thin
• 2 cups heavy cream
• 2 garlic cloves, split
• Leaves from 4 fresh thyme sprigs
• 3 tablespoons chopped fresh chives, plus more for garnish
• 1 cup grated Parmigiano-Reggiano
• Sea salt and freshly ground black pepper

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Instructions

1. Watch how to make this recipe.
2. Preheat the oven to 375 degrees F. In a large bowl combine all the ingredients, tossing to coat. Season with salt and pepper. Put the potato mixture into a casserole dish, flatten it out with a spatula, and bake for 40 minutes, until the potatoes are tender and the gratin is bubbly. Let stand for 10 minutes before serving. Garnish with fresh chives.