NL 50 6max: Sticky Flop Situation

[Prime Suspekt]

Hero: $50
Cutoff: $70

Hero in BB with A [img]/images/graemlins/diamond.gif[/img]A [img]/images/graemlins/heart.gif[/img]

Preflop: 2 folds, Cutoff Calls $.50, 2 folds, Hero raises to $3.00, Cutoff calls.

Flop: A [img]/images/graemlins/club.gif[/img]2 [img]/images/graemlins/club.gif[/img]9 [img]/images/graemlins/club.gif[/img]
Hero bets $5.25, Cutoff raises to $20, Hero raises all in, Cutoff calls.

Turn: 5 [img]/images/graemlins/spade.gif[/img]

River: 10 [img]/images/graemlins/spade.gif[/img]

Hows my line? Can I give my opponent a made flush here? When I made the raise I believed my opponent to have an Ax with the x of clubs. Alternate lines are appreciated.

Results in white:
<font color="white"> Cutoff shows Q [img]/images/graemlins/club.gif[/img], 8 [img]/images/graemlins/club.gif[/img] and wins with flush </font>

[ZingyDNA]

He could have a lower set/2P on the flop. I don't think I can fold top set here. Calling to fill up doesn't make sense either.