Portobello Bun from 10 Gluten-Free Ways to Serve Burgers Slideshow

10 Gluten-Free Ways to Serve Burgers Slideshow

Thinkstock/iStockphoto
Slide 1 of 10
Portobello Bun

Cut the stems off of large portobello mushrooms and gently scrape out the gills. Wipe them clean and brush gently with oil and grill for about three minutes on each side, so they’re slightly softened but still have a firm shape, making them an ideal bed for your burger.