I don’t do much grocery shopping these days. Years ago, I discovered that staying away from the supermarket helps me avoid buying unnecessary things. I don’t know how much it’s helped my waistline, but that’s what I tell myself. My wife went to the store yesterday and let me know we were switching the cut of ground beef we buy. We always opt for the leanest ground beef, because it’s just a bit healthier. But when she came home yesterday, she told me we need to make a change. That’s because ground beef is now over $10 a pound. And while we can afford it, I’m thankful we don’t have a lot of mouths to feed…