Mixed bag (4)
'mixed bag' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for olio that I've seen before include "Mixture" , "Variety" , "Savoury dish of different types of meat and vegetable" , "Collection of miscellany" .)
(Other definitions for tea that I've seen before include "Hot beverage" , "Leaves for brewing" , "TREE" , "Popular drink" , "Strangely, ate this drink" .)
'mixed bag' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for mishmash that I've seen before include "Hotchpotch, medley" , "A confused mixture" , "muddle?" , "confusion" , "mess" .)