Cream together the margarine and sugar, beat in eggs, and stir in sauerkraut and vanilla. Sift together flour, cocoa, baking powder, baking soda, and salt. Gradually add to mixture. Drop by spoonfuls onto a greased cookie sheet. Bake at 375 degrees F for 10 minutes. Do not over-bake. Remove at once to cool. cook's notes People think it is a coconut cookie!