Cheese Pie With Peppers

Ingredients

• Cooking spray
• 1 1/2 cups chopped green bell pepper
• 1 tablespoon finely chopped seeded jalapeno pepper (about 1 medium)
• 1/2 cup semolina or pasta flour (about 2 1/4 ounces)
• 1 1/2 cups fat-free milk, divided
• 1 cup plain fat-free yogurt
• 1 cup (4 ounces) crumbled feta cheese
• 1 cup (4 ounces) shredded reduced-fat extrasharp cheddar cheese
• 1/4 cup (1 ounce) crumbled blue cheese
• 1/2 teaspoon salt
• 1/4 teaspoon freshly ground black pepper
• 2 large egg whites
• 8 (18 x 14-inch) sheets frozen phyllo dough, thawed