To make this recipe:

Clean and grate 6 apples, then cook, add cinnamon
cool

Meanwhile, prepare the dough:
600 g flour
1 teaspoon baking powder
250 g butter
1 egg
1 dl milk
4 packet of vanilla sugar
5 tablespoons sugar
grated lemon zest

Mix all ingredients and form a ball of dough that you let sit

when the apples are cold,
preheat oven to 180 °,
roll out the dough and make two plates of the same size,
pierce so they do not rise
spread the apples on the first and the second coat of paste,
cook about 30 minutes
remove from oven and let cool
then cut into small squares when it is cold
Serve the biscuits obtained