To make this Spicy Mexican Street Corn Soup gluten-free. The key is to ensure. That your chicken stock is certified gluten-free. As some commercial stocks may contain additives. That include gluten. The rest of the ingredients. Are naturally gluten-free. So it’s an easy adaptation! Swap out for a gluten-free bread. Or tortilla on the side. And you’ve got a hearty, gluten-free meal. That doesn’t skimp on flavor. You won’t miss a thing!