Muffins with orange and chocolate chip

ingredients:
250 g flour
80g sugar
2 1/2 teaspoons baking powder
90 g cold butter
2 eggs
20 cl orange juice
10 cl of milk
1 tablespoon of chopped orange zest
150 g chocolate chips
method:


Preheat oven to 220C.
In a bowl, combine the flour, yeast, sugar.
Add the cold butter cut into and mix until crumbs.
In another bowl, mix eggs, orange juice, milk and chopped zest.
Add to first mixture without stirring too, there should be lumpy. Finally add the chocolate chips.
Fill muffin cups.
Bake 15 to 20 min.
http://www.odelices.com/recette/muffins-a-l-orange-et-aux-pepites-de-chocolat-r321/