Freshly Baked Bread

About 90c on Beta · Horde (5 hours ago) and 6c on Beta · Alliance (6 hours ago), from player scans. A vendor pays 6c, so the auction house pays 14.3× 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 17s 10c there, against 1s 20c at a vendor.