Mac and Cheese Carbonara Recipe | Food Network UK

Ingredients

• 1 tablespoon olive oil
• 1-inch thick piece pancetta, cut into small dice
• 3 cloves garlic, finely chopped
• 3 tablespoons plain flour
• 6 to 7 cups whole milk, heated
• 4 large egg yolks, lightly whisked
• 2 teaspoons finely chopped fresh thyme leaves
• 1 teaspoon cayenne pepper
• 2 cups freshly grated Asiago cheese, plus more for the top
• 1 1/2 cups Irish white Cheddar, plus more for the top
• 1 1/2 cups yellow Cheddar, plus more for the top
• 1 cup grated Fontina cheese, plus more for the top
• 1/2 cup freshly grated Parmigiano Reggiano, plus more for the top
• Salt and freshly ground black pepper
• 1 pound macaroni, cooked just under al dente
• 1/2 cup coarsely chopped flat-leaf parsley