Old Major Chicken & Duck Liver Mousse is a decadent spread that will take your party to the next level. Yes, pate, will turn your party up to eleven. We use Organ meat from pasture raised chicken & ducks, OM Bacon, cream, onions, and spices. Old Major Chicken & Duck Liver Mousse comes in 6oz glass jars. Serve with some pickled shallot or cornichon and grainy mustard on crostini.