Portobello Pockets Recipe

Name: Portobello Pockets Recipe
Ingredients: 1/4 cup water; 3 tbsp lime juice; 2 tbsp canola oil; 1 tbsp italian seasoning; 1 tsp dried minced garlic; 1/2 tsp dried celery flakes; 1/4 tsp salt; 1/4 tsp ground cumin; 1/4 tsp ground nutmeg; 1/4 tsp pepper; 1/8 tsp cayenne pepper; 1 lb sliced baby portobello mushrooms; 1 each medium sweet yellow and red pepper, thinly sliced; 1 medium red onion, thinly sliced; 2 small zucchini , cut into 1/4-inch slices; 1 cup (4 oz) shredded reduced-fat mexican cheese blend; 8 pita breads (6 inches), cut in half