Chili with Black Beans and Sweet Potatoes

It's cold!  I finally broke out my wool sweaters and socks last month and have worn them several times already.  Our temps have been swinging from 80 degrees to 20 degrees, and this morning we woke up to 17 degrees and snow.  Snow!  Driving to school this morning was an adventure with the wheels spinning starting off in first gear, the car sliding across the roads and watching other people do