Mutton Chop

About 43c on Beta · Alliance (10 hours ago) and 65c on Beta · Horde (10 hours ago), from player scans. A vendor pays 25c, so the auction house pays 1.6× more.

No. It is in Classic Era too, with the same item level, vendor price and stack size.

Sell it on the auction house. After the 5% cut a stack of 20 brings about 8s 17c there, against 5s 0c at a vendor.