He Done arduous tapas (austerities) over the banks of a lake named Haridra inside the Saurashtra area. Due to this penance, Goddess Bagalamukhi manifested with the waters with the lake. Haridra usually means turmeric, consequently the many apparel and worship elements connected with Goddess Bagalamukhi are of the yellow hue. https://www.instagram.com/tantramantraaurvigyaan/reel/DA6ACEaONEJ/