Mash butter, add sugar, egg, soda and vanilla. Mix well. Add the flour and knead the dough. Divide the dough into two equal pieces, one to leave as is, and in the second add cocoa powder and again thoroughly mixed. Get two pieces of dough - light and dark. Now put them in the fridge.

The most interesting sculpt figures! You need to make from each test is something like curved "tadpoles". Put them together, smooth. Attach small balls-dots and slightly replusive cookies

Bake in preheated oven at 180-200 degrees for 10-15 minutes. This simple cookie will create an Eastern atmosphere in your kitchen:)