The Creamiest Gruyere Potatoes Au Gratin Recipe You'll Love - Beard and Bonnet

Ingredients

• 2 cups Gruyere cheese, grated
• ½ cup Parmesan cheese, grated
• 3 tablespoons (45 milliliters) unsalted butter
• 2 cups (480 milliliters) milk
• 5-6 large Yukon gold potatoes, peeled and thinly sliced
• 3 tablespoons (45 milliliters) all-purpose flour
• 1 teaspoon salt
• ½ teaspoon garlic powder
• ½ teaspoon onion powder
• ½ teaspoon dried oregano
• ½ teaspoon dried thyme
• ¼ teaspoon black pepper