"You must be here to learn a craft, yes? Your alliance covers my considerable fees, allowing me to impart my knowledge at no cost to you. If you prove yourself, I'll certify you as competent to fulfill crafting writs."
According to Danel, decades before the Planemeld, he was a renowned Chef in Cyrodii. He had an exclusive contracr to provide Mages Guild in all their travels, providing foos and drink that wouldn't spoil when carried through portals.
"Broiling fish, forging glyphs, or mixing potions - its all recipes and ingredients. I proved the theory when I joined the ranks of the Mages Guild. Mastered both crafts within three years. Not that im bragging".