German Butter Cookies（Marble Version）德国牛油酥饼（大理石花纹版）

If you love cookies that "melt in the mouth" effect so this will definitely be a perfect cookies for you.
如果你喜欢易溶于嘴巴效果的曲奇饼，那么这曲奇饼肯定是你喜爱的一款。

This is dad and mom's favourite kind of cookies. It is a keeper. This melts in your mouth cookie is perfect with a cup of Chinese tea.
这是爸爸和妈妈喜爱的曲奇饼，是值得收藏的食谱。这入口即溶的曲奇饼和一杯中国茶是完美组合。

Girls, German butter cookies are great cookies for the beginning home baker.
孩子，德国牛油酥饼是烹饪初学者最容易掌握的曲奇饼。

Mom changed the recipe a little by adding some cocoa powder to make it marbled for extra chocolately.
妈妈把食谱作了一些修改，加入少许巧克力粉让这些曲奇饼有大理石的花纹，又添了巧克力味。

The ingredients are 250 grams of butter, 85 grams of icing sugar, 250 grams of potato starch , 160 grams of all purpose flour or superfine flour and two tablespoon of cocoa powder.

材料是250克牛油，85克糖粉，250克马铃薯粉，160克多用途面粉或特幼面粉和两大汤匙的巧克力粉。

Mom uses VanHouten cocoa powder. Girls, you can also replace cocoa powder with green tea powder if you like green tea flavour.
妈妈使用VanHouten 巧克力粉，孩子，你可以用绿茶粉取代巧克力粉如果你喜爱绿茶味。

Sifted icing sugar and all purpose flour or superfine flour twice.
过滤糖粉和多用途面粉或特幼面粉两次。

SCS butter always mom‘s top choice when it comes to cooking or baking.
孩子，只要是烘培和烹饪，SCS 牛油绝对是妈妈的优选。

Beat butter and icing sugar till fluffy and lighter in colour.
搅拌牛油及细糖至松软和乳白色。

Sifted potato starch and cake flour or all purpose flour.
过滤好的马铃薯粉和多用途面粉或特幼面粉。

With a spatula, mix to form a soft dough.
用一把木匙，把两种材料混合成软面团。

Girls, in order to make sure that there are no large lumps in it, sift cocoa powder twice.

孩子，为了确定没有多余的块状物，过滤巧克力粉两次。

The total weight of the dough is 700 grams.
整个面团的重量为700克。 

Use 250 grams of dough to make the cocoa part.
使用250克的面团来做巧克力的部分。

Girls, add the cocoa powder to the 250 grams of dough and knead it with your hands to incorporate the cocoa.
孩子，在250克的面团上加入巧克力粉然后搓揉至巧克力混合均匀。

Combine two portions to create a marble effect.
把两部分面团混合以形成大理石花纹。

First, roll the plain dough into small ball. Each ball weighs 10 grams.
首先，把面团揉成小球状，每个球形面团的重量为10克。

The dough is easier to shape.
这面团容易整形。

Roll the cocoa dough into small ball. Each ball weighs 3 grams.
把巧克力面团揉成小球状，每个球形面团的重量为3克。

Wow, a marbled ball is created. As usual, both of you always keen and eager to help mom with baking.
哇，大理石花纹球状曲奇饼形成了。如往常一样，你们都待在妈妈身旁，兴致勃勃地协助妈妈烘培。

Press the cookies lightly with a fork.
用一把叉轻轻地在曲奇饼上按下线条。
Preheat oven to 180° C . Bake the cookies for 20-25 minutes. The cookies are nicely baked.
预热烤炉180 ° C ，把曲奇饼烤至20-25分钟，这些曲奇饼烤得相当漂亮。

Leave to cool completely and store in airtight container.
让曲奇饼冷却后收在密封的罐子里。

These cookies look very pretty. Each piece is different in design.
这些曲奇饼都很漂亮，每一片都有其独特的设计。

Girls, bake these cookies when you are free. There are nothing much to prepare as there are only 4 ingredients. 

当你空闲时，就烘制这些曲奇饼，过程简单，只需要四种材料。