Sarah, The short answer is that, yes, you can substitute butter for shortening in cookies. It will, however, change the texture and appearance of the end product. Because shortening is 100% fat and butter is roughly 85% fat and 15% water, cookies with butter in them tend to spread more during baking.
Usage: Yang is a popular first name. It is more often used as a boy (male) name. People having the name Yang are in general originating from China, France, South Korea, United States of America.
yin/yang. a Chinese philosophy that each entity is one, but contains two equal and opposite forces. The forces of yang include maleness, the sun, and heat. The forces of yin include femaleness, darkness, and cold. Macrobiotic diets are based on the division of food into yin and yang properties.