This versatile nightshade-free marinara sauce recipe can take the place of any tomato sauce. It can be used for pizza, zucchini noodles, and even as a dip! Nightshade-Free Marinara Sauce Nightshades are a group of vegetables in the Solanaceae family. These include tomatoes, white potatoes, peppers, and eggplant. For those who are sensitive to nightshades,…