From Cook's Illustrated recipe for Crab Cakes.
Ingredients
1/4 cup mayonnaise
1/4 cup sour cream
2 teaspoons minced chipotle chiles (smoked jalapenos)
1 small garlic clove minced
2 teaspoons minced fresh cilantro leaves
1 teaspoon juice from 1 small lime
Instructions
Mix all ingredients in small bowl. Cover and refrigerate until flavors blend, about 30 minutes. (Can be refrigerated for several days.)