Flourless blueberry and chocolate muffins

Preheat the oven to 350 F.

Mash 9 bananas, then add the Nutella,add sugar,fold it after.

For the chocolate muffin, divide the banana mix into two. Add cocoa powder to half of the mix.

For the blueberry muffin (the second mix), add blueberries, fold in.

Put both mixers in a muffin pan, then in the oven for 18-20 minutes.