Firstly, Preheat the oven to 350 degrees Fahrenheit
Place parchment paper on a 7 inch and grease with baking spray. Remove the excess spray
Add all-purpose flour, cornflour, baking powder, and baking soda and sieve them well for Lump free smooth flour
Furthermore, add a pinch of salt and sugar and mix well
Add melted butter, condensed milk, water, vanilla extract, and vinegar
Mix gently. Avoid over mixing as Over mixed batter results in a dense cake. Fold and mix to prepare a lump free smooth batter
Transfer the batter and tap the batter to remove air bubbles
Bake for 23-27 minutes until a toothpick inserted comes out clean
Cool the cake for 5 mins then unmold the cake and cool completely
Follow the same recipe and prepare 2 more cakes. Cool and keep aside