Preheat the oven to 180 ° C convection (220 ° C top / bottom heat).
Finely grind the oat flakes in a blender. Add the banana and mix as well. (If you don`t have a mixer at hand: You can also use the oatmeal and mash the banana with a fork.) Then add the egg, protein powder, baking powder, honey and low-fat quark and mix. Fold in the basic muesli and currants, keeping around 1 - 2 tablespoons of berries. Divide the batter into 8 muffin cases and decorate with berries and almonds.
Bake in the hot oven for about 15-20 minutes.
This recipe is suitable for a healthy diet and a very good source of energy, for example before exercise, and also provides a lot of protein for muscle building after exercise. With 8 pieces, a muffin has 103 kcal, contains 11.3 g carbohydrates, 2.3 g fat and 8.5 g protein.