Sable Cookies

	In a bowl, combine flour, butter, sugar...
	... grated lemon zest and egg yolk
	Thoroughly mix all the ingredients ...
	... until a homogeneous dough is formed.
	Wrap the resulting dough in plastic wrap and refrigerate for half an hour.
	Preheat the oven to 190 °C. Roll out the chilled dough to a thickness of about 5 mm.
	Cut out various shapes from the rolled dough.
	Using a spatula (the dough is very delicate) ...
	... place the cookies on a baking sheet lined with parchment paper. Then bake for 12-13 minutes, carefully monitoring the process, as the cookies can burn easily. Bake until light golden brown. Remove and let cool.