1Cook spaghetti as directed on package, omitting salt and oil; drain.
2Meanwhile, spray 12-inch skillet with olive oil cooking spray; heat over medium-high heat. Add zucchini; cook 5 minutes, stirring occasionally, until lightly browned. Stir in water, tomato paste, salt, pepper, beans and tomatoes. Cover; simmer 4 minutes or until thoroughly heated.
3On each of 4 plates, place about 2/3 cup spaghetti. Top each with 1 cup zucchini mixture and 2 tablespoons cheese.