Soda bread versions are unleavened, but from the early 19th century bannocks have been made using baking powder, or a combination of baking soda and buttermilk or clabbered milk. Before the 19th century, bannocks were cooked on a bannock stone (Scots: stane), a large, flat, rounded piece of sandstone, placed directly onto a fire, then used as a cooking surface. Several varieties of bannock include Selkirk bannocks, beremeal bannocks, Michaelmas bannock, Yetholm bannock, and Yule bannock. The traditional soda farl is used in the full Scottish breakfast along with the potato scone (Scots: "tattie scone"). In Serbian tradition, soda bread is prepared
Wheat flour the composition of National Flour was conducted for the period 1946–1950. National Flour was discontinued in 1956 against the recommendations of the MRC as the government considered that the addition of nutritional supplements to refined flour removed the necessity for using National Flour on health grounds. National Flour was also a term for a flour introduced in Kenya by the colonial government which contained 70% wheat flour and 30% maize flour. Wheat flour Wheat flour is a powder made from the grinding of wheat used for human consumption. Wheat varieties are called "soft" or "weak" if gluten content is low,