a new chocolate muffin

ingredients:
230g flour
20g bitter cocoa
80g sugar
2 eggs
15cl milk
80g butter
1 teaspoon baking powder
150g dark chocolate 70% (crushing knife
method:


1 - Mix the sugar, flour, cocoa and baking powder.
2 - Add the diced butter and work it to sand a little dough.
3 - In another bowl, whisk the milk with the eggs. Mix this mixture with the dry mixture without overworking the dough.
4 - Add the chocolate chips and mix with the dough.
5 - Pour the batter into muffin cups 3/4 full. Bake 20 minutes at 180 °. Let cool on a rack.
http://www.chefnini.com/muffins-chocolat/