Too many chefs have become heavy-handed with the infusion, using it more as a crutch than an accessory.
A short time later he was down to one crutch, and then, before even a year had passed, he was walking on his own.
The cast he wears on his leg and the crutch he uses would seem to fit into the injurious arc of your career if nothing else.
Old English crycce "crutch, staff," from Proto-Germanic *krukjo (cf. Old Saxon krukka, Middle Dutch crucke, Old High German krucka, German Kröcke "crutch," related to Old Norse krokr "hook;" see crook). Figurative sense is first recorded c.1600. As a verb, from 1640s. Italian gruccia "crutch," crocco "hook" are Germanic loan-words.
A staff or support used by a physically injured or disabled individual as an aid in walking, usually designed to fit under the armpit and often used in pairs.