Cook noodles to desired doneness as directed on package. Drain.
Heat oven to 350°F. Spray 1 1/2-quart casserole with nonstick cooking spray. In medium bowl, combine cooked noodles and all remaining ingredients except pretzels. Spoon mixture into sprayed casserole; top with pretzels.
Bake at 350°F. for 25 to 30 minutes or until thoroughly heated.