Recipe: Barracuda Mrglgagh

Recipe: Barracuda Mrglgagh teaches chefs to cook Barracuda Mrglgagh. Rank 1 produces 5, Rank 2 produces 7, and Rank 3 produces 10.

Source
This recipe a quest reward from Murlocs: The Next Generation. It is also sold for by  in Dalaran if you have completed the quest and need to reacquire the recipe