Decadent Lobster Mornay Sauce

Ingredients

• 2 tablespoons unsalted butter (30 g)
• 2 tablespoons all-purpose flour (30 g)
• 1 cup whole milk (240 mL)
• 1/2 cup heavy cream (120 mL)
• 1 cup grated Gruyère cheese (100 g)
• 1 cup cooked lobster meat, chopped (approximately 200 g)
• 1 tablespoon Dijon mustard (15 g)
• 1/4 teaspoon cayenne pepper (1 g)
• Salt and freshly ground black pepper, to taste
• Fresh parsley, chopped (optional)
• Additional cheese for topping (optional)