Tapioca Hamburger Buns. 

Ener-G Gluten-Free Hamburger Buns are gluten-free, low protein bread. Made with tapioca flour, these buns are perfect for anyone looking to enjoy a burger without all the gluten found in traditional rolls. Remember that Ener-G breads and buns can be softened by microwaving them for approximately 15-20 seconds, one slice at a time. Ener-G's buns are kosher, wheat, dairy and gluten free.