jam
a jar of jam
soya milk
two bottles of soya milk
soya milk
three cartons of soya milk
cola
a can of cola
chocolate
a bar of chocolate
fish
a tin of fish
peanut butter
two jars of peanut butter
chewing gum
a packet of chewing gum
lemon tea
a can of lemon tea
pepsi
a can of pepsi
sausages
a tin of sausages
potato chips
a packet of potato chips
milk
a bottle of milk