Au Gratin Potatoes Recipe | Pachecos Cookbook 👩‍🍳 | Umami

Ingredients

• 5 Tbsp unsalted butter (divided)
• ¼ cup all-purpose flour
• 2 ½ cups milk (any kind)
• 1/2 cup heavy whipping cream
• 1 ¼ tsp fine sea salt (or to taste)
• ¼ tsp freshly ground black pepper
• 1 tsp onion powder
• ½ tsp garlic powder
• 2 cups grated Gruyere cheese (from a 6 oz block or cheddar cheese, divided)
• 3 lbs Yukon gold potatoes (scrubbed, peeled or unpeeled)
• Chives (to garnish, optional)