115g butter, softened
1 c sugar
1 large egg
2 tsp vanilla extract
1 c milk or yoghurt
1 c mashed very ripe bananas (about 2 large or 3 medium)
2 c flour
2 tsp baking powder
1/4 tsp salt
1/2 c chocolate chips
Beat butter and sugar in a bowl until pale and fluffy. Beat in eggs, vanilla extract, and milk.
Add the mashed bananas.
Mix in the sifted dry ingreds and salt, with a fork.
Stir in the chocolate chips.
Fill each muffin cup 3/4 with batter.
Bake 180°C 20 mins.
Makes 12 normal size or 24 mini muffins.