Steps:
1.Add lemon juice into mashed bananas. Preheat the oven to 180°C.
2.Microwave coconut milk for 1 minutes or heat the coconut milk with warm water, add in sugar and oil, mix well.
3.Add mashed bananas into the mixture, mix well.
4.Sieve cake flour, baking powder and baking soda. Mix them with the banana puree. Quickly mix until the batter is uniform and smooth.
5.Fill the muffin cups evenly with batter. Baked them in the preheated oven for 20 to 25 minutes.