Place the buckwheat flakes, flax and chia seeds in a cooking pot, add the water, and stir in together. Then, it should simmer with the lid of the pan on for 10 minutes. The flakes etc. should be covered with water. You can also heat the water in the water boiler, add it to the buckwheat flakes and simmer them.
While the flakes are simmering, you can wash and cut your fruits and nuts.
The buckwheat flakes, etc. are ready when they have soaked up all the water. Turn off your stove and mix all other ingredients together except the fruits which you can use as your topping.