Cheesy Potato Gratin

  3.8 – 16 reviews  • Potato Level: Easy Total: 1 hr 30 min Active: 40 min Yield: 12 servings Ingredients 6 tablespoons unsalted butter 1/3 cup all-purpose flour 1 quart milk 3 cups shredded sharp Cheddar cheese 3 cups shredded Gruyere cheese 2 cloves garlic, smashed 1/2 teaspoon freshly ground pepper Kosher salt 1/2 teaspoon freshly … Read more