Prep Time: 25 minutes
Cook Time: 13 minutes
Melt butter in large saucepan over medium heat. Add garlic and flour; cook 2 minutes. Add milk and salt. Heat to a boil, stirring constantly. Remove from heat; stir in 1 cup cheese until melted.
Combine pasta, sauce and vegetables. Transfer to greased 2-quart rectangular baking dish or oval casserole.
Cover with foil; bake in preheated 375°F oven 12 minutes or until hot. Uncover and sprinkle with remaining cheese. Bake 1 minute more or until cheese is melted.