How To Make The 1931 ‘KC’ German Coffee Cake Recipe. Welcome Friends. Welcome to Sunday morning and the old cook book show. Today we’re going to do a recipe out of the ‘Cooks Book. this was published in 1931 by the KC Baking Powder company out of Chicago and this is an amazing booklet. The printing is incredible it’s very well crafted the the pictures are fantastic, the colour… for something that would have been a giveaway in 1931 in order to promote their business and promote their product, this is incredibly well done. Ingredients For Cake: 560 mL (2ΒΌ [More]