You can’t tell, just by looking at it, how old an egg is. So when you’re buying eggs at a store, how can you tell which cartons have the freshest eggs?
You look at the carton.
Cartons have a three-digit number printed on the side, from 001 to 365 — or 366 in leap years. As you have already cleverly intuited, the number corresponds with the number of days that have passed since the beginning of the year. A carton with the number 054 on the side, therefore, would have been packaged on Feb. 23.
These facts, and many more, come courtesy of a brand-new cookbook devoted entirely to eggs, “The Fresh Eggs Daily” cookbook by Lisa Steele. Steele raises chickens in her backyard, so she knows a great deal about eggs, which she happily imparts in the beginning section of her cookbook.
You know that part of a cookbook that no one ever reads? Sometimes it can be worth reading. Steele’s introductory section includes such interesting information as: