Add the cold water to a medium saucepan. Stir in tapioca pudding, vanilla pudding, and Jell-O and stir until smooth. Bring the mixture to a boil, stirring constantly until mixture begins to thicken.

Note: Inspired by a recipe from Tommaso Terracciano, owner of Pasquales Rigoletto in New York City, from the film, "American Hustle." • 4 1/2 lb. small hard-shelled clams such as littlenecks Rinse ...