opsino-, opso-, opsoni- (Greek: boiled meat)."Something to accompany bread to make it more palatable"; hence, "condiment, relish". Also used with the biochemical suffix -in which is used in naming antibiotics, the idea being that opsonin acts as a "condiment" to make bacteria more "palatable" to phagocytes. opsomania: 
1. A pathological or morbid yearning for delicacies or for some specific food.  
2. A pathological craving for sweets, such as may occur in binge-eating syndrome. opsomaniac: 
One who loves some particular aliment (food) to madness.
 
opsophagy: 
The eating of delicacies and in most cases, especially fish. 
 
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