Northern Irish cuisine with whole wheat flour which also uses baking soda as a rising agent. It is usually sweetened in contrast to the savoury white soda bread. A soft tray bake cake which gets its name from using Fifteen of each main ingredient (marshmallows, digestive biscuits, cherries). Boxty is mainly found in County Fermanagh, Boxty is a weighty, starchy potato cake made with 50:50 mix of cooked mashed potatoes and grated, strained, raw potato. The most common variety is boiled boxty, also known as hurley, a large round loaf which is boiled whole for several hours, allowed to rest and then sliced
Sodium bicarbonate and allow passages for steam to escape, so the breading is not blown off during cooking. Baking powder, also sold for cooking, contains around 30% of bicarbonate, and various acidic ingredients which are activated by the addition of water, without the need for additional acids in the cooking medium. Many forms of baking powder contain sodium bicarbonate combined with calcium acid phosphate, sodium aluminium phosphate, or cream of tartar. Baking soda is alkaline; the acid used in baking powder avoids a metallic taste when the chemical change during baking creates sodium carbonate. Sodium bicarbonate can be used to kill cockroaches.