I used over ripe Dole banana and Cacao Ivory dark chocolate.
2 1/2 cups flour
1/2 tsp baking soda
1/2 tsp salt
1 cup buttermilk *
170 gm unsalted butter
1 1/2 cups caster sugar
300 gm mashed banana
* To make butter milk add 1 tbsp vinegar/lemon juice into 1 cup milk.Leave it for about 10 minutes.
250 gm chopped dark chocolate
135 gm whipping cream
10 gm butter
Pre - heat oven at 180C.
Line cupcakes tray with cupcake liners.
Sieve flour,baking powder and baking soda , add in salt and set a side.
Beat butter and sugar on medium speed , until light and fluffy.
Add in eggs, one at a time, mix till well blended.
On low speed ,mix in the mashed banana until well combined..
Still on the low speed , add in the dry ingredients and butter milk, beginning and ending with dry ingredients , mixing until just incorporated.
Pour the batter into prepared cupcake tray.
Bake in pre heated oven for 20 -25 minutes.Cool on wire rack.
Cook whipping cream until boil.
Add it into chopped dark chocolate,stir until completely melts.
Add in butter, mix until well combined.
Leave it to cool.Set it in fridge until its thick.
Frost the banana cupcake with ganache, decorate with thousands and serve.