By Sonja Haller
Chef Amy Ahrensdorf speaks with preacherlike passion about the social importance of family mealtime and proper nutrition for physical and mental health.

But she's also sympathetic to the time-crunched working masses.

"Who says a peanut butter and jelly sandwich can't be OK for dinner?" she asks.

Ahrensdorf, or Chef Amy as she's know, has developed a three-day course called Kitchen Philosophy 101. More »