Beat eggs with sugar and salt for some minutes ( the texture should be fluffy)
Then pour milk, cooled melted butter and beat until it is nicely incorporated.
Add sifted flour and baking powder to the mixture and mix carefully with the whisk.
Peel all the apple and slice them thinly ( really thin, I mean it). Then add lemon juice and cinnamon powder to apples and combine.
Finally you need to add step by step small portions of apples to your dough-mixture and mix them with a spoon. Coat baking pan with parchment paper and put all these apples (covered with dough) in the pan.
Last step is to decorate your pie with almond flakes and put it in the oven for 45 min (180℃). That's it!