Learn the Best Way to Toast Gluten-free Buns in Little Northern Bakehouse's summer buns edition of Gluten-free Test Kitchen. We toasted our plant-based gluten-free burger buns and gluten-free hot dog buns four ways: grilled on the barbecue, broiled in the oven, grilled in a non-stick pan, and air fried. Find out which method our tasters gave an enthusiastic thumbs-up for flavour (hint: it's dairy-free!). And which won best overall! Pin to make this your most delicious gluten-free BBQ season…