Lemon-caraway seed cookies

Ingredients: for 35 pieces150 g sugar
65 g butter
1 egg yolk
2 tablespoon lemon juice
1/2 coffespoon ground caraway seeds
1 coffespoon baking soda
pinch of salt
150 g flour

Preparation:

1. Mix the flour, salt, soda and caraway seeds.
2. Beat the yolk and sugar until becomes white foam.
3. Add the butter too and mix them.
4. Add the flour and lemon to the mixture gradually.
5. Knead with hand gently until mixture forms a smooth ball.
6. Form a roller of the dough, thickness: 3 cm.
7. Freeze it for 1 hour.
8. Preheat the oven to 170 Celsius (340 F).
9. Slice the roller about 7 mm cookie rounds and put them on the baking sheet.
10. Bake on the center shelf of the oven for 8-10 minutes.
11. Transfer cookies with a cake shovel to a wire rack to cool.