Soda bread Soda bread Soda bread is a variety of quick bread traditionally made in a variety of cuisines in which sodium bicarbonate (otherwise known as "baking soda", or in Ireland, "bread soda") is used as a leavening agent instead of the traditional yeast. The ingredients of traditional soda bread are flour, baking soda, salt, and buttermilk. The buttermilk in the dough contains lactic acid, which reacts with the baking soda to form tiny bubbles of carbon dioxide. Other ingredients can be added such as butter, egg, raisins, or nuts. An advantage of quick breads is their ability to be prepared quickly
Buttermilk as "cultured buttermilk", is produced from cow's milk and has a characteristically intense sour taste caused by lactic acid bacteria. This variant is made using one of two species of bacteria—either "Lactococcus lactis" or "Lactobacillus bulgaricus", which creates more tartness. A quick version of buttermilk, known as "acidified buttermilk", is used to make paneer. This version is simply cow's milk with a food-grade acid like lemon juice or vinegar added and left to sit for at least 10 minutes. That is when the milk has curdled. The tartness of buttermilk is due to acid in the milk. The increased acidity