By Vanessa Rasanen Who doesn’t love a church potluck? I mean, sure, it can be stressful sometimes to decide what to bring, but there’s just something comforting and wonderful about the homemade secret-recipe hot-dishes mingling with box of store-bought donuts being passed off as desserts (ahem, not that I’ve ever done that or anything…). Not to mention the salads that aren’t really salads at all — hello, jello. My favorite! But potlucks may not always be happy affairs. Without proper planning and execution, your potluck plate can end up being a sad dish of regret rather than the happy helping of comfort and joy. To help avoid the unfortunate, here’s…