Egg yolk pastry, a delectable creation cherished across cultures, has long been a symbol of culinary artistry and tradition. This rich and velvety ingredient elevates baked goods to extraordinary heights, imbuing them with a distinct flavor and an alluring golden hue. From the moment the egg yolk is gently whisked into a batter or folded into a dough, it serves as the heart of many classic recipes. The use of egg yolk in pastries can be traced back to ancient times, where it was celebrated not only for its taste but also for its binding properties. As generations passed, this humble ingredient became a staple in the kitchens of bakers…