First, spread butter until soften, adding sugar powder, salt and mix it

Continue put egg, vanilla extract and mix it. Sift powder and combined into the mixing bowl. Mix until it became a dough

Using hands kneading it until smooth. Separated 80g dough into another bowl. Adding cocoa powder and milk and kneading it

Put the basic dough on the suface and kneading a big circle, placed many small pieace of cocoa dough on top the basic dough to make it look like dariy cattles. Rolling it to be thickness of 2-3mm

Using a cow shape cutter (Any cookie shape cutter you have) to cut.Baking 305~320 Fahrenheit degree about 13 minutes

With leftover dough, we can make shortbread cookies.Make the cookie dough to cylinder shape with a certain thickness. Rolling it into sugar, cut and bake at 338 Fahrenheit degree in 12minutes