National Peanut Butter and Jelly Day

National Peanut Butter and Jelly Day, observed on April 2nd, honors one of the most iconic American sandwich combinations. While peanut butter has ancient roots tracing back to ground peanut pastes made by the Aztecs and Incas, the modern PB&J sandwich as a widely recognized pairing emerged in the early 20th century, gaining significant popularity after peanut butter became more affordable and widely available. The sandwich's ubiquity soared during World War II, when American soldiers were given both peanut butter and jelly in their military rations and began combining them, bringing the habit home after the war. By the mid-20th century, PB&J had become a staple of American childhood lunchboxes thanks to its simplicity, affordability, shelf stability, and kid-friendly taste. The average American child is estimated to eat about 1,500 peanut butter and jelly sandwiches before graduating high school. The combination has since inspired countless variations, from different nut butters and jelly flavors to gourmet versions served in restaurants, as well as spinoff treats like PB&J-flavored candies, ice cream, and baked goods. The holiday celebrates both nostalgia and the enduring simplicity of this beloved comfort food.