Chicken-Chile Cheesecake

1 1/3 cups finely crushed tortilla chips
1/4 cup butter, melted
24 ounces cream cheese, softened
4 large eggs
1 teaspoon chili powder
1 teaspoon Worcestershire sauce
1/4 teaspoon salt
3 tablespoons minced scallions
1 1/2 cups shredded cooked chicken*
4 roasted green chiles, skins and seeds
    removed, chopped, or 2 (4 ounce) cans
    chopped green chiles, drained
1 1/2 cup shredded Monterey Jack cheese
1 (16 ounce) carton sour cream
1 teaspoon seasoned salt
Garnish: minced scallions
Picante sauce

* Make sure the chicken is finely shredded.

Combine tortilla chips and butter; press on bottom and 1 inch up sides of a 9-inch springform pan. Set aside.

Beat cream cheese at high speed of electric mixer until light and fluffy; add eggs, 1 at a time, beating well after each addition. Stir in chili powder and next 3 ingredients.

Pour half of cream cheese mixture into prepared pan. Sprinkle with chicken, chiles and cheese; carefully pour remaining cream cheese mixture on top. Bake at 350 degrees F for 10 minutes; reduce heat to 300 degrees F, and bake an additional hour or until set.

Cool completely on a wire rack.

Combine sour cream and seasoned salt, stirring well; spread evenly on top of cheesecake. Cover and chill at least 8 hours. Garnish.

Serve with picant sauce, if desired.