Preheat your oven to 180 C/ 350 F .

Butter a 7 inch round cake pan and dust well with flour. Line bottom with parchment (optional )

Remove the peels of the apple. Grate one apple and chop the other into tiny pieces

Heat the grated apple with the sugar in a pan over medium heat. Once the sugar dissolves , continue heating for 5-6 minutes stirring occasionally until there is a thick chunky sauce. Let cool.

Sift together the flour, baking powder, baking soda and salt 5-6 times .

In another bowl, mix together all the liquids - apple sauce, oil, water and milk.

Add the liquid mixture to the dry mixture and whisk until smooth.

Fold in the chopped apple.

Pour batter into the prepared pan

Bake at 180 C / 350 F for 40-42 minutes until a toothpick inserted in the centre comes out dry and the cake springs back on pressing gently.

Let cool in pan for 5 minutes . Unmould and cool completely on wire rack