Alphapuzzle

[Smut]

Cooker in extreme Niagara prayer..............? and it's not Aga

[Lie-in King]

Novena (prayer) - 'oven' (in) 'N(iagar)a' (extreme)

[Toorak]

Novena

Oven inside first and last letters of niagara

[MargoTester]

Ave? (Prayer)?

[MargoTester]

Wrong again I assumed it was three letters :-(

[Smut]

Thanks to Lie-in King and Toorak. I would never have got this, I've never have heard the word and was stuck into "Aga' and 'range'. Thanks to all.
Smut