Substitutions & VariationsMake it gluten-free – Siete is the only brand I know of that makes gluten-free burrito-size tortillas, but they're pricey. If using these, heat them up first for a few seconds in the microwave so they don't rip. Otherwise, you can make smaller wraps using a regular-size gluten-free tortilla.Make it vegetarian/vegan - omit the meat.More pizza topping ideas - bell peppers, caramelized onions, sausage, tomatoes, bacon, artichoke hearts, chicken, pineapple, fennel, ...