Kind of tea (4)
(Other definitions for earl grey that I've seen before include "Flavoured kind of tea" , "Noble" , "leaves much to be desired?" , "Kind of China tea" , "A type of China tea flavoured with bergamot" .)
'kind of tea' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for iced that I've seen before include "Decorated with sugary mixture" , "Chilled; decorated" , "Dressed in a sweet coat" , "Made very cold" , "Frozen - with a sugary topping" .)