Grilled steak in pita

Name: Grilled steak in pita
Cuisine: Middle Eastern
Ingredients: 2 1/2 cups all purpose flour; 1/2 cup whole wheat flour; 1 tbsp baking powder; 1 tsp salt; 1/2 cup melted butter; 1 cup warm water; Grilled steak tenderloin; Arugula salad mix with olive oil and balsamic vinegar; 1 onion, roasted; 2 bell peppers, roasted; 1 zucchini, roasted; shaved parmegiano reggiano (feta works too!); 16 oz. yogurt; 1 tbsp mayonnaise (optional); 1 tbsp lemon juice; 2 cloves garlic, minced; Salt to taste