Freshly-baked roscas at Don Paco Lopez Panaderia. No Three Kings Day celebration (coming up this Tuesday, January 6) is complete without a rosca de reyes, the ring-shaped sweet bread decorated with candied fruit and hiding a tiny plastic baby or two. In East Harlem, some Mexican bakeries make and sell their own fresh roscas in the days leading up to the holiday. Not sure where to start? Swing by—or, if available, get your rosca delivered—at these three spots: Don Paco Lopez P