Is kitkat countable or uncountable?
it's a type of candy. and candies are uncountable right?
KitKat[s] = wafer biscuits covered in milk chocolate.
Have a KitKat
Take some KitKats.
Candy meaning any or all kinds of sweets is uncountable.
individual sweets [toffees, chocolates, mints etc] are countable - candies.
Have a candy/piece of candy
Can you get me some candies from the store?
Fine - what would you like?
Oh, I don't know. Anything you want.