Was a kipper, when served up, inspiring English type of pizza? (4-3)

'type of pizza?' is the definition.
(deep-pan pizza)

'was a kipper when served up inspiring english' is the wordplay.
'was a kipper' becomes 'napped' (kip can mean to sleep).
'when served up' shows that the letters should be reversed in order.
'inspiring' means one lot of letters goes inside another.
'english' becomes 'e' (abbreviation).
'napped' reversed gives 'deppan'.
'deppan' placed around 'e' is 'DEEP-PAN'.