Chocolate Bottom Banana Squares

Ingredients
- 113g butter, unsalted
- 80g sugar, depending on banana used (sugar reduced)
- 1 egg, lightly beaten
- 1 tsp vanilla extract
- 3 bananas, mashed ( about 220g)
- 180g plain/cake flour
- 1 tsp baking powder
- 1 tsp baking soda
- 1/2 tsp salt
- 25g-30g cocoa powder
- Chocolate chips, optional
Directions
- Cream butter and sugar until light and fluffy.
- Drizzle in the egg, vanilla extract and mashed bananas. Beat till creamy.
- Sift flour, baking powder and baking soda together and fold in 3 separate batches. Mix well with a spatula.
- Divide the batter into half. Add the cocoa powder to one portion of the batter.
- Pour the chocolate batter into a greased/lined 7 inch square baking. Using a spatula, spread the layer evenly.
- Spread the remaining plain batter on top the cocoa batter and sprinkle with chocolate chips.
- Bake in pre-heated oven at 180 deg C for 25-30mins (I baked mine @ 180C /350F for 20 mins, reduce temperature to 150C /300F and bake for another 5 mins).
Original source: blessedhomemaker.blogspot.ca