Kitchen device (7)
'kitchen device' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for toaster that I've seen before include "Kitchen browner" , "Man speaking up at table" , "Best man" , "DJ" , "Machine for making brown bread?" .)
(Other definitions for kettle that I've seen before include "Kitchen utensil and type of drum" , "Kitchen container and type of drum" , "Contain demonstrators" , "Check elements causing trouble in demonstration" , "Kitchen vessel for type of drum" .)
'kitchen device' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for egg timer that I've seen before include "One may be set to, say, three minutes" , "Hourglass device used in cooking ova" , "Miniature hourglass" , "Mechanism on for, say, three and half minutes?" , "Sandglass that runs for three (or four?) minutes" .)
(Other definitions for dicer that I've seen before include "Kitchen cutting implement - person taking great risks" , "who may be taking risks?" , "Kitchen utensil for cutting vegetables" .)