Pizza Turnovers | Lazy Cooking

Ingredients

• 3 tablespoons fresh mushrooms, chopped
• 2 tablespoons green pepper, chopped
• 2 tablespoons onion, chopped
• 1 tablespoon butter
• 5 tablespoons tomato paste
• 2 tablespoons water, plus more, to taste
• 1/2 teaspoon dried oregano
• 1/8 teaspoon garlic powder
• 1/2 cup part-skim mozzarella cheese, shredded
• 1 (15-ounce, 2-count) package refrigerated rolled pie crusts
• 1 egg, lightly beaten