Dr. Melina Jampolis, a physician nutrition specialist in San Francisco, California, wrote how to make a healthy peanut butter and jelly for CNN.
Jessica Pu, a University of Florida student whose critique of Wade Millward's peanut butter and jelly sandwich is on the reviews page, mentioned she prefers heating her bread for a sandwich. Allrecipes.com forgets the toaster and goes straight to the skillet in this recipe for grilled PB&J.
While you're at it, see some of the interesting recipes displayed at the Welch's website. Try a PB&J fruit burrito or warmed PB&J dip.
To go beyond the storied PB&J sandwich, look to BuzzFeed. The website ran an article listing 56 PB&J recipes. Highlights include a peanut butter and jelly soup, peanut butter and jelly alligator tofu and Krispy Kreme bacon, peanut butter and jelly sandwich.