Southwestern Cheesecake

2 (8oz) pkgs. Cream cheese, softened
2 cups shredded sharp cheddar cheese
2 cups sour cream, divided
1 ½ (1.25oz) pkgs. Taco seasoning
1 (4oz) can chopped green chilies
1 cup chunky salsa
¼ cup chopped cilantro or green onions
tortilla chips

Combine cream cheese and cheddar cheese in bowl and mix until combined. Add sour cream and seasoning mix; beat. Add eggs, one at a time, beating well after each addition. Stir in chilies. Pour into one 9" springform pan or two 6" pans, sprayed lightly with nonstick cooking spray. Bake at 350 degrees F for 35-40 minutes or until center is set. Let cool 10 minutes. Spoon remaining sour cream on top of cake. Cool slightly. Top with salsa and cilantro. Serve with sturdy tortilla chips. (May also top with sliced black olives or shredded cheese).