Eleven bowls of Troll Fat can be found on the east side of the East Empire Company Warehouse.Falmer may have one, as well as hostile mages.One in Jorrvaskr, in the Dragonborn's room all the way at the end of the hall, on the shelf.One can be found at Corpselight Farm in Falkreath, on the mantle of the fireplace.Arcadia's Cauldron in Whiterun, on the counter.Hod and Gerdur's House has one atop a high bookshelf.Alvor and Sigrid's House has two in the basement.In Riverwood, Faendal's House contains 1 Troll Fat above the fireplace.Alchemy merchants will occasionally have it for sale.One sample is always dropped by trolls.