When Do Butter and Eggs Absolutely Have to Be Room Temperature?
by Claire Lower from Lifehacker on (#5R5W7)

The most successful bakers are the most methodical and least impulsive, or they have at least learned to channel their impulsiveness into other pursuits. Baking requires a small amount of forethought, a tiny bit of planning, and a crumb of patience. Baking requires certain ingredients to be at certain temperatures...