This woman might be a chocoholic.
The definition of a chocoholic is a person who is obsessed with eating chocolate.
An example of a chocoholic is someone who has to eat chocolate every day.
Informal a person who has an obsessive need to eat chocolate: a humorous, hyperbolic usage
Origin of chocoholicchoco(late) + -holic
A person who frequently or compulsively eats chocolate.
Origin of chocoholicchoc(olate) + (alc)oholic.
chocolate + -holic.