Production steps:
1. Prepare ingredients.
2. Add oatmeal, cocoa powder and baking powder.
3. Add 0 calories of sugar.
4. Half-spread banana slices and black buckwheat and pour them in.
5. 1 half a banana is mashed.
6. Add yogurt, milk and eggs.
7. Mix evenly.
8. Sprinkle blueberry black into the oven and fire at 180 degrees for 30 minutes.