But what if you find that you're missing some key ingredients like, say, baking powder? You don't necessarily have to dash out to the store. Hana Dreiling, founder and head baker of Holey Grail ...

You can make your own baking powder by combining 15ml/1tbsp bicarbonate of soda with 30ml/2tbsp cream of tartar. Measure carefully as too much or too little can upset a recipe’s balance.

Students are guided to design a test to determine which two of the three ingredients in baking powder react to make it bubble when water is added. (The answer is baking soda and cream of tartar.) ...

For a start, cooks always use too much batter' and that the pan should be hot, but not too hot 'almost smoking - but not blue ...

The distinctive swirls are what make a marble cake special ... Dutch process cocoa is best for recipes leavened with baking powder, like this one. Using natural cocoa here could negatively ...

2. Put the flour, salt, baking powder and sugar in a bowl. 3. Cut the shortening into the flour with two knives or use your hands to rub the mix to resemble bread crumbs. 4. Make a well in the center ...

You can make your own baking powder by combining 15ml/1tbsp bicarbonate of soda with 30ml/2tbsp cream of tartar. Measure carefully as too much or too little can upset a recipe’s balance.