Portable Crock Pot

This device, a 20-ounce handled lunch tote that resembles a mini slow cooker, is designed to both transport and warm your food for hot lunches at your desk. Once plugged in, it supposedly warms food as a conventional slow cooker does—no office microwave ­necessary.

We toted a crock filled with refrigerator-cold chicken soup and homemade chili to work and plugged it in as soon as we... read more