Chop the strawberries into small pieces and keep them aside. In a separate bowl mix all-purpose flour, baking powder, baking soda, cornflour, and salt whisk them properly and ensure that there are no lumps.
In a separate bowl add riped bananas and mash them properly. Then add granulated sugar and vanilla essence and whisk it quickly.
Then add the prepared mixture of all-purpose flour to the banana puree and mix all of them well. Then add strawberries to it and wrap them properly in the mixture.
Preheat the oven at 180 degrees Celsius and then grease the baking dish.
Gently pour the batter into the baking dish and then place some strawberries on it. Bake it for 35 to 40 minutes at 180 degrees Celsius.
Put a knife and if it comes out clean then your cake is baked. If not then bake it more for 5 to 7 minutes.