Gruyère-Crisped Potatoes Au Gratin

Bahan-bahan (8 porsi)

• 2 pounds Yukon Gold potatoes
• 3 cups heavy cream
• 1 teaspoon kosher salt
• 1/8 teaspoon black pepper (freshly ground)
• nutmeg (generous pinch, freshly grated)
• 1/4 teaspoon cayenne pepper
• 2 cloves garlic (smashed and minced)
• 3/4 cup Gruyere cheese (freshly shredded)
• basil (fresh, to garnish)