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.
If you happen to have baking soda and some cream of tartar you can make your own baking powder! You mix the two together at a 2:1 ratio. 2 parts baking soda and 1 part cream of tartar= baking powder.You can also ask yourself if the recipe does have one of those acidic ingredients listed above in it.aking powder, on the other hand, does not. Baking powder is baking soda (sodium bicarbonate) already mixed with an acid (usually cream of tartar). Therefore, baking powder on its own is used in baked goods that do not already contain an acid.