Considering that peanut allergies are far more common nowadays than when I was growing up, the limited number of nut-free snack options for kids (with the exception of sugary granola bars and starchy crackers) surprises me. My brother-in-law has a peanut allergy, so after hearing my mother-in-law’s stories, I can understand how scary it must be for parents to let their child go on playdates...