Puree the fruits with watermelon, coconut water or mineral water until they are creamy.
Add the chia seeds and stir. Let it soak for 5 - 10 minutes. Pour into a bowl. If necessary, roast the nuts and place on top. Serve garnished with coconut flakes, cinnamon or chocolate sprinkles.
Tip: When using fresh berries, freeze the banana beforehand. That gives a great consistency and refreshes in summer.