1. Heat oven at 175 C.
2. Place strain paper on a tray.
3. Butter (room temperature) with the sugar until fluffy. It is creamy white.
4. Add eggs, vanilla odor and mint odor and mix well together.
5. Gradually add sifted flour and baking powder together.
6. Blend with medium speed until well blended.
7. Set aside the dough. Mix blue food coloring with sugar in a plastic bag.
8. Shake to combine.
9. Divide the finished mixing cookie dough into pieces by pieces.
10. Dip in blue color all over the bottom.
11. Turn back the sugar side to the top.
12. Put into the oven for 15-20 minutes.
13. During the preparation of’ ‘the eyes and mouth of cookie monster’, melted chocolate and pour in a paper cone.
14. Draw a mouth of cookie monster.
15. Point the eyes on the white chocolate. And put in the refrigerator.
16. When a cookie is cooked. Bring out to set aside on a wire rack to cool.
17. Perform the eyes and mouth that you prepare before together.