This delicious nutty flavoured bread - healthy and nutritious try this recipe for Yeast free Spelt Bread. Bio-Oz e3 Spelt® White / Wholemeal Flour. This ancient grain is 100% Australian grown. Bio-Oz e3 Spelt® may be suitable for people suffering from wheat intolerance. Bio-Oz e3 Spelt® is an ancient wheat with a natural DNA twist.