0 g trans fat per serving. No preservatives. Gluten free. Gruma. Enjoy the authentic Mexican flavor and tradition with Guerrero Tostadas and make the meals you crave most with the texture and taste only Guerrero Tostadas can offer you. Our Guerrero Tostados are a nutritious option that you will feel good about feeding your family. Guerrero Caseras Tostadas are always crispy, have that pure corn taste and will always bring a little piece of Mexico to your table. For questions, comments or delicious recipes, please visit tortillasguerrero.com. Questions or comments? 1-800-600-8226, weekdays 9 AM to 5 PM central time.