Chowder chunks are a type of seafood dish that is made up of clams, which are a type of mollusk. Clams are usually the main ingredient in chowder chunks, and they are usually cooked in a broth or stew with other ingredients such as potatoes, onions, and celery. The clams provide a unique flavor to the dish, and the chunks of clam meat add texture and heartiness. Chowder chunks are a popular dish in many parts of the world, and they are often served as a side dish or as part of a larger meal.