1. Preheat oven to 350°. Process peppers in a blender until smooth, stopping to scrape down sides as needed. Pour into 4 lightly greased 7- x 4 1/2-inch baking dish.
2. Prepare Swiss Cheese Sauce. Stir together chicken, next 5 ingredients, and 1 cup Swiss Cheese Sauce.
3. Divide chicken mixture among wrappers, spooning down centers; gently roll up. Place, seam sides down, over red peppers in baking dish. Top with remaining Swiss Cheese Sauce. Cover with aluminum foil.
4. Bake, covered, at 350° for 15 minutes or until thoroughly heated and bubbly.