Sodium bicarbonate breads, soda bread, and other baked and fried foods. Acidic compounds that induce this reaction include phosphates, cream of tartar, lemon juice, yogurt, buttermilk, cocoa, and vinegar. Baking soda may be used together with sourdough, which is acidic, making a lighter product with a less acidic taste. Heat can also by itself cause sodium bicarbonate to act as a raising agent in baking because of thermal decomposition, releasing carbon dioxide. When used this way on its own, without the presence of an acidic component (whether in the batter or by the use of a baking powder containing acid), only half
Pancake with Staffordshire. Pancakes (also called "Scotch pancakes" or "Scottish pancakes") are more like the American type. In parts of Scotland they are also referred to as "drop scones" or "dropped scones". They are made from flour, eggs, sugar, buttermilk or milk, salt, bicarbonate of soda and cream of tartar. Smaller than American or English pancakes at about 3.5 in / 9 cm in diameter, they are made by the traditional method of dropping batter onto a griddle (a "girdle" in Northumberland or in Scots). They can be served with jam and cream or just with butter. In Scotland pancakes are