a piece of
a glass of
a jug of
a bag of
a box of
a slice of
a bowl of
a cup of
a spoonful of
a handful of
a bottle of
a can of
chocolates / doughnuts
water / juice
soup / noodles
peas / beans
pie / cake
tea / coffee
popcorn / chips
sugar / medicine
pizza / cheese
water / ketchup
lemonade / milk
peanuts / popcorn