Task: make banana cake
Assumptions:
Make a banana cake in the microwave.
Steps:
Combine the flour, sugar, and baking powder in a bowl.
 Mix together the banana, milk, oil, and vanilla extract in a microwave-safe bowl.
Stir in flour mixture until dough feels smooth.
Cook the cake in the microwave until done.
Spread the chocolate-hazelnut syrup on the cake.