White Cheddar and Smoked Gouda Potato Gratin | Blue Flame Kitchen

Ingredients

• 1 tbsp salted butter
• 1/2 cup diced shallots
• 6 cloves garlic, finely chopped
• 1/2 cup apple cider or apple juice
• 1 tbsp finely chopped fresh thyme or 1 tsp dried thyme, crumbed
• 2 bay leaves
• 6 cups thinly sliced peeled yellow potatoes
• 2 cups whipping cream
• 1 cup shredded aged white cheddar cheese, divided
• 1/2 cup shredded smoked Gouda cheese, divided
• 1 large egg, lightly beaten
• 2 large egg yolks, lightly beaten