Proziaki be produced with the addition of sugar. In numerous Subcarpathian villages the proziaki bakes are diversified by adding buttermilk, cottage cheese or more butter. Traditionally, prozianki are served with fresh butter, cottage cheese or marmalade. The consummation of proziaki is frequently followed by sweet milk. Proziaki Proziaki, soda bread - flour-based rolls with added sodium bicarbonate ("proza") originating from Subcarpathia in south-eastern Poland, also common in other parts of the country. Proziaki are produced by the use of wheat flour or wheat-secale flour, eggs, sour smietana (sour cream), water, salt and a maximum of one table spoon of sodium bicarbonate,
National Loaf National Loaf The National Loaf was a bread made from wholemeal flour with added calcium and vitamins, introduced in Britain during the Second World War. Introduced in 1942, the loaf (similar to today's brown bread) was made from wholemeal flour to combat wartime shortages of white flour. The loaf was abolished in October 1956. The National Loaf was grey, mushy and unappetising; only one person in seven preferred it to white bread, which became unavailable. The government insisted on it because it saved space in shipping food to Britain and allowed it to better utilize its existing stock of wheat.