Sodium bicarbonate breads, soda bread, and other baked and fried foods. Acidic compounds that induce this reaction include phosphates, cream of tartar, lemon juice, yogurt, buttermilk, cocoa, and vinegar. Baking soda may be used together with sourdough, which is acidic, making a lighter product with a less acidic taste. Heat can also by itself cause sodium bicarbonate to act as a raising agent in baking because of thermal decomposition, releasing carbon dioxide. When used this way on its own, without the presence of an acidic component (whether in the batter or by the use of a baking powder containing acid), only half
A Matter of Loaf and Death began in January 2008; creator Nick Park commented that the production period for the short was significantly quicker than that of the feature-length films "Chicken Run" and "", which each took five years to complete. "A Matter of Loaf and Death" was the first Aardman film to be made using the software Stop Motion Pro. Five models were created for Gromit alone, with scenes being shot simultaneously on thirteen sets. Commenting on the fact that the short would be made directly for a British audience, Nick Park said: "I don't feel like I'm making a film for a kid in