Pommes Anna

Name: Authentic Pommes Anna Recipe
Prep time: 20 min
Cook time: 70 min
Yield: 4
Cuisine: France
Ingredients: 2 pounds Yukon Gold potatoes (about 4-5 medium potatoes); 1/2 cup unsalted butter, melted (1 stick or 113 grams), plus more for greasing; 1 teaspoon fine sea salt; 1/4 teaspoon freshly ground black pepper (optional)