1. Preheat broiler.
2. Place pitas on a baking sheet; broil 3 minutes.
3. Heat a nonstick skillet over medium-high heat; coat pan with cooking spray. Add zucchini, onion, pepper, and salt; sauté 3 minutes or until vegetables are crisp-tender.
4. Remove pitas from oven, and spread 2 tablespoons garlic-and-herbs spreadable cheese over each pita. Top evenly with vegetables and Asiago cheese. Broil 3 minutes or until edges are lightly browned and cheese melts.
Serve with: Caesar Salad