Invisible Apple Cake

Method

1. Whisk 2 eggs with 60 g sugar until light and frothy.
2. Add vegetable oil and plenty of lemon zest; mix.
3. Sift together rice flour and baking powder, then add to the mixture.
4. Add milk and stir until combined.
5. Peel and slice 4 apples very thinly.
6. Butter an 18 cm round cake pan and line it with parchment paper.
7. Pour the batter into the prepared pan.
8. Bake at 180°C for approximately 40 minutes.
9. Test with a toothpick; the cake is done when it comes out clean.