The two most popular types of clam chowderManhattan and New Englandhave a historic feud.

Heres how to tell the difference.

It’s thick and made with clams, potatoes, and onions; sometimes, it includes salt pork.

2 cups of New England clam chowder on a wooden board with a metal spoon, and clams and bread in the background

Photo: bonchan/Getty Images

This soup is very popular in the Northeast and is often served or thickened with oyster crackers.

Some peopleadd garlic for a boost of flavor, too.

Interestingly, Manhattan clam chowder has nothing to do with New York City.

Try a Blender

For New England clam chowder, use ahandheld immersion blenderfor added creaminess.