Some of the best cooks in the world sit in church pews—as attested to by the line of 8 ft. rectangular tables, sagging under the weight of crock-pots and casserole dishes brimming with home-cooked goodness. I love potlucks for many reasons, two of which I’ll discuss here. First, because it’s all-you-can-eat. Gotta love a buffet. Second, because there’s something almost …