Vegetarian cauliflower mac & cheese recipe vote now Main DishVery Easy55 min Send this recipe to a friend Print this page Ask a question to the author Post your photo of this recipe Ingredients 4 1 pound dry elbow pasta 1/4 cup of unsalted butter plus more to top 1/4 cup of AP flour 2 cups of whole milk 1 cup of heavy cream 1 teaspoon. of dry mustard 3 cup of grated cheddar cheese 1 cup of parmesan cheese plus more to top 1 cup of breadcrumbs 1 cup of grated cauliflower 2 teaspoons . of fresh thyme View the directions