1Heat oven to 425°F. Spray 12inch pizza pan or 13x9inch pan with cooking spray. Unroll dough; place in pan. Starting at center, press out dough with hands to edge of pan. Bake 7 to 9 minutes or until very light golden brown.
2Meanwhile, heat oil in 10-inch skillet over mediumhigh heat. Add chicken; sprinkle with chili powder, salt and garlic powder. Cook and stir 3 to 5 minutes or until lightly browned. Add onions and bell pepper strips; cook and stir 2 to 3 minutes longer or until chicken is no longer pink in center and vegetables are crisptender.
3Spoon chicken mixture evenly over partially baked crust. Spoon salsa over chicken. Sprinkle with cheese.
4Bake 14 to 18 minutes or until crust is golden brown.