Preheat oven to 375°.
Combine first 6 ingredients in a medium bowl. Arrange 3 tortillas in bottom of an 11 x 7-inch baking dish coated with cooking spray. Spread half of cheese mixture over tortillas. Repeat procedure with 3 tortillas and remaining cheese mixture; top with remaining tortillas.
Pour taco sauce over tortillas; sprinkle with Monterey Jack cheese. Bake at 375° for 20 minutes or until cheese melts.