Mac and “Cheese”

Name: Mac and “Cheese”
Ingredients: Salt and pepper; One 1-pound box pasta; 1/4 cup oil; 1 head cauliflower, cut into small pieces; 1 cup diced onion; 2 cloves garlic; 2 cups water or vegetable stock; 1/2 teaspoon grated nutmeg; 1 cup breadcrumbs; 2 tablespoons chopped fresh herbs (parsley, rosemary or thyme); 1/4 cup dairy-free or vegan Parmesan