This creamy, silky sauce from the kitchen of Wolff’s chef Chuck Smith makes a great pasta topping—or try it on homemade pizza! Print Butternut Sauce   Ingredients 1 large butternut squash 1 medium onion 2 cloves garlic ¼ cup grated Parmigiano Reggiano ¼ cup milk Extra virgin olive oil 2 Tbs butter salt & pepper…