Gambar cedok from blog (link at the bottom)
1 can on sweetened condensed milk (12 oz I think). Original recipe called for Nespray powdered milk
2 stick of unsalted butter (one stick of butter is 4 oz/114 gm)
1 cup confectioners sugar (you could use 1 1/2 cups if you like it sweeter)
3 cups flour
1 cup cornstarch
1 tablespoon essence vanilla
1 egg yolk
This recipe yield lots of cookies. I did not count. But I was feeling weak the next day because too long standing in the kitchen.
Recipe cedok from here. Thanks blog owner!