Health food (5)
I believe this is a double definition.
'health' is the first definition.
(I've seen this before)
'food' is the second definition.
(I know that toast is a type of bread)
(Other definitions for toast that I've seen before include "Celebrate" , "It's found under marmalade and butter" , "Browned bread; health" , "Heat bread" , "Raising of glasses" .)
'health food' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for tofu that I've seen before include "Curdled soybean dish" , "food rich in protein" , "nosh for vegetarians" , "non-meat protein" , "fare from Japan" .)