Green’s Dictionary of Slang

stoke up v.

to eat.

1901		Troddles 47: To my mind, Troddles stoked-up on bread-and-butter pudding to such an extent that I wondered how on earth he could... expect to... drag himself about... after it [F&H].
1916		J. Buchan Greenmantle (1930) 291: I laid in some stores, for I guessed you would want to stoke up some after your travels.
1960		(con. c.1918) D. Holman-Hunt My Grandmothers and I (1987) 53: I should stoke up if I was you. Sure you wouldn’t like a macaroon?
1966		P. White Solid Mandala (1976) 90: Aren’t yer stoking up?