Preheat your oven to 180 C .Grease and flour an 8 inch round pan and line the bottom with parchment.
Sift together all dry ingredients that is flour, baking powder, soda and salt.
In another bowl, mix all the wet ingredients , that is, curd,egg, oil , vanilla and water along with the sugar.
Fold in dry ingredients until you can't see flour anymore.
Pour the lumpy batter into prepared pan and bake at 180 degrees c for 28-32 minutes. You ll notice browning and an inserted toothpick will come out clean.
Cool in pan for 10 minutes and then invert onto a rack to cool completely.