the mysterious baskets (pl. Lvua), which, according to the testimony of Clement of Alexandria, contained pastries, salt-offerings, and fruit... I have taken from the cista, and after working with it I have laid it back in the basket and from the basket into the cista.
Jung establishes the Eleusinian basket (liknon/cista) as the ritual container of phallic and regenerative mystery content, through which the neophyte performed initiatory 'work,' making the basket the central vessel of chthonic transformation.
, Symbols of Transformation, 1952thesis