Preheat oven to 200°C.
Place the Dr. Oetker Nona Muffins Chocolate, water and eggs in a mixing bowl. Mix at medium speed for 2 minutes.
Add in vegetable oil/ melted butter and mix at low speed for 1 minutes or until batter is light and fluffy.
Divide batter evenly between the paper cups (each about 2/3 full). Decorate with almond flakes on top of the muffins.
Bake at 200°C for 15 - 20 minutes.
Set muffins aside to cool for 5 minutes before removing them from the moulds.