Crab soup is a flavorful dish made primarily from crab, which can be either fresh or canned. It typically includes a base of broth, often enhanced with ingredients like vegetables, herbs, and spices. The soup can vary in texture, ranging from creamy to clear, depending on the recipe. Common variations of crab soup include Maryland crab soup, which features a tomato base, and New England clam chowder style, which is creamy. This dish is popular in coastal regions where crabs are abundant and is often served as an appetizer or main course.