u003cmeta charset=u0022utf-8u0022/u003eBuckwheat is not a grain, or grass either like wheat. Instead, it's considered a u0022pseudocereal,u0022 a gluten-free fruit seed related to rhubarb that you can enjoy as a cereal or ground into flour. So waffles made with buckwheat flour are naturally gluten-free and an excellent source of fiber.