Lille Allen/Eater They’re the antidote to the soggy picnic lunch, and they look cute, too When I was a kid, my family had a membership at what could be described in only the most generous sense as a “country club.” There were no golf courses or fancy cafes for lunch — just a swimming pool with a questionably constructed water slide, a couple of cracked tennis courts, and some vending machines. But my brother and I were never allowed to eat from those vending machines because my mom always packed us a cooler full of stupid, soggy sandwiches. It was this experience that largely shaped my no-sandwich approach to leisurely outdoor activities later in life. I do not want to eat a cold, mushy sandwich, especially now that I am an adult with the ability to make my own choices. But when I’m headed to a picnic or on a vacation to one of our country’s great national parks, I understand their utility. Sandwiches are portable, inexpensive, and easy to prepare. (And, when properly constructed ...