This isn’t your average PB&J—by mixing Greek yogurt and protein powder into natural peanut butter, this recipe triples the volume while slashing fat and boosting protein, all without sacrificing taste. Paired with high-fiber bread and sugar-free preserves, this sandwich packs 445 calories, 35g of protein, and 16g of fiber—now let’s watch the video and see how this bodybuilder-friendly twist comes together step by step.