Do you clean your fridge out before a trip and then come home to bare cupboards? Me too! We just got back from a trip to Canada. Four flights and 16 hours of driving for a surprise birthday party. It was the best, the party not the travel! But, we came home to an empty refrigerator and I refuse to grocery shop at midnight. So I figured it would be grilled cheese sandwiches for the next day's dinner. Bread and cheese are staples we always have on hand, except for yesterday. I guess in my pre-travel excitement I forgot to pick up…