Recipe: Cauliflower Mac and Cheese

Name: Recipe: Cauliflower Mac and Cheese
Ingredients: 2 cloves garlic, crushed; 3 sprigs fresh thyme; 2 bay leaves; 2 medium heads cauliflower, cut into florets; 3 tablespoons olive oil, divided; 1 cup grated Gruyère cheese; 1 cup grated sharp cheddar cheese; 2 teaspoons Dijon mustard; 1 teaspoon kosher salt; 1/2 teaspoon freshly ground black pepper; 1 pound dry cavatappi pasta or medium pasta shells; 2 tablespoons unsalted butter, melted; 1 cup fresh or panko breadcrumbs; 1/2 cup grated Parmesan cheese