וַיֹּאמֶר עֵשָׂו אֶל-יַעֲקֹב, הַלְעִיטֵנִי נָא מִן-הָאָדֹם הָאָדֹם הַזֶּה
And Esau said to Jacob: 'Let me swallow, I pray thee, some of this red, red pottage ... Bereshit 25:30
The Red Meal is a traditional rite of Witchcraft. Simple yet powerful, it unites the Seen world with the Unseen world.
In this Torah passage, Jacob is conducting a rite of the Craft, namely the Red Meal, and Esau is asking to participate in it.