Mix the oat flour, stevia, bicarb and poppy seeds in a large bowl.
Blend the bananas, cauliflower and tahini until smooth.
Mix the wet ingredients into the dry until well combined.
Spoon into a muffin tray and bake for 45 mins.
Let cool before icing.
Notes
FOR THE PEANUT BUTTER ICING:4 tbs peanut butter1 tbs stevia3 tbs waterBlend or mix well all the ingredients. I used crunchy peanut butter so I blended my icing, smooth peanut butter would work better without blending.