Tomatillo Salsa

Description
Contributed by Jenn B aka Mom2Sam and Tiny at World Recipes Y-Group
 * Can be Prepared in 45 minutes or Less.
 * Makes about 2½ cups, serving 8 as an hors d'oeuvre.

Ingredients

 * 1 large fresh jalapeño chili
 * 1 pound tomatillos, husks discarded
 * 1 tablespoon minced fresh coriander sprigs
 * ½ cup finely chopped red onion
 * ½ cup sour cream
 * Garnish: small coriander sprig
 * Accompaniment: spiced curly tortilla chips or plain tortilla chips

Directions

 * 1) Cut 2 or 3 thin slices from tip of jalapeño (wear rubber gloves) and reserve for Garnish.
 * 2) In a saucepan simmer tomatillos and remaining jalapeño in water to cover until tomatillos are tender, about 5 minutes, and transfer tomatillos, jalapeño, and ¼ cup cooking liquid to a blender or food processor.
 * 3) Blend salsa until chopped but not completely smooth and transfer to a serving bowl.
 * 4) Cool salsa and chill, covered, until cold. Salsa may be prepared up to this point 2 days ahead and chilled, covered.
 * 5) Just before serving, stir coriander, all but 1 teaspoon onion, and salt to taste into salsa.
 * 6) In a small bowl stir sour cream until smooth and spoon into center of salsa.
 * 7) Garnish sour cream with coriander sprig, reserved jalapeño, and remaining onion and serve with chips.