Can patient with hunger pangs (if it becomes a serve problem) by any chance cause an individual mind to see very usually illusion or hallucinations of sweets or sugary food? If so, can certain objects...

Can patient with hunger pangs (if it becomes a serve problem) by any chance cause an individual mind to see very usually illusion or hallucinations of sweets or sugary food? If so, can certain objects the patient see in the environment can make the person think is food ?