Eggs are broken down with sweet and vanilla. Add yogurt mixed with soda, the oil, and flour the walnuts. The mixture was continuously stirred until homogeneous. Pour into greased and floured pan. Bake in preheated oven at 200 ° C about 15-20 minutes. Optional can be sprinkled after firing with powdered sugar. putty - treacle, it is very sweet, thick dark brown liquid with specific odor. Prepared from sugarbeet. Because of his difficult finding and preparing replaced with jam prunes, jelly and other.