What are the akatsuki's favorite foods?

Pein/Nagato: Grilled Fish and Stew.

Konan: Flame-broiled fish.

Deidara: Bakudan, a pun on the actual food (boiled eggs in surimi) and the Japanese Word meaning bombs.

Sasori: Doesn't need food.

Hidan: Spare ribs.

Kakuzu: Liver sashimi and Monkfish liver.

Orochimaru: Eggs

Itachi: Cabbage and seaweed onigiri.

Kisame: Shrimp and crab.

Tobi: Unknown but in Episode 99 of Shippuden he appears to like dango.

Zetsu: "chewy" people.