You might wonder what the "Chef Arquitius's Torte Dissertation" actually is? You need this item to get the Molten War Torte Recipe. This isn't a character, it is simply an item that you can purchase with Tel Var stones, plenty of them. You actually need 500'000 Tel Var stones to purchase this item.
Item: Chef Arquitius's Torte Dissertation
Cost: 500'000 Tel Var stones
Location: Imperial City Sewer Entrance, Tel Var Stone Exchange, Tel Var General Merchant