Truffled Cauliflower Gratin

Ingredients

• 1 Large head Cauliflower, cut into florets
• 3 Tbsp Unsalted Butter
• 3 Tbsp All Purpose Flour
• 1 cup hot Milk
• 1 cup hot Half-and-Half
• ½ tsp freshly ground Black Pepper
• 1 cup freshly grated Gruyere, divided
• ½ cup freshly grated Parmesan
• ¼ cup fresh Bread Crumbs
• Salt and Black Pepper, to taste
• 2 tsp SOOC White Truffle Oil