Walnut Lentil Burgers With Cauliflower Puree and Red Onion Relish [Vegan, Gluten-Free] | One Green Planet January 17, 2015 by Bill and Merre Davis 0 Walnut Lentil Burgers With Cauliflower Puree and Red Onion Relish [Vegan, Gluten-Free] | One Green Planet. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading... Related