3. Meanwhile, explain the role of an enzyme â acting like a pair of scissors to cut up large chain molecules into smaller soluble ones. Show the model/pictures of starch, protein and fat molecules again and say the scissors (amylase/protease/lipase) break them down into glucose, amino acids and fatty acids.
How to substitute baking soda for baking powder. You can substitute baking soda for baking powder, if you increase the amount of acidic ingredients in the recipe to offset the baking soda. Youâll also need much less baking soda as it is 3 times as powerful as baking powder. Youâll need about a teaspoon of vinegar or lemon juice for every 1/2 teaspoon of baking soda.
Both baking soda and baking powder are leavening agents, which is a substance, used to produce fermentation in dough or batter. They are added to baking goods before cooking in order to cause them to âriseâ. Although baking powder contains baking soda, both of these agents are used at different conditions. Baking soda is pure sodium bicarbonate whereas baking powder contains sodium bicarbonate and other acidifying and drying agents such as cream of tartar and starch.