I'm looking forward to an answer to this, any of which would be better than mine: "because that's the way we say it".
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Anonymous much fruitFruit is a non-count noun. It is mostly used in the singular.
Anonymousmany vegetablesVegetable is a count noun. It is mostly used in the plural.