1HEAT oven to 350°F.
HEAT oil in large skillet on medium heat. Add onions, peppers and garlic; cook and stir 5 to 6 min. or until crisp-tender. Stir in chicken, 3/4 cup each cooking creme and shredded cheese, and 1/4 cup enchilada sauce.
DIP tortilla in remaining enchilada sauce; gently shake off excess sauce. Spoon 1/4 cup chicken mixture down center of tortilla; roll up. Place, seam-side down, in 13x9-inch baking dish sprayed with cooking spray. Repeat with remaining tortillas and filling; cover with remaining sauce.
BAKE 25 min.; top with remaining shredded cheese. Mix remaining cooking creme and milk; spoon over enchiladas.