Herbed spinach-ricotta strudel A recipe from <a href="https://www.wefacecook.com/international/cuisine/Greece">Greece</a>

Ingredients

• 1 (10-ounce) package frozen spinach
• 1 1/2 cups ricotta cheese
• 1/4 cup Parmesan cheese, divided
• 2 tablespoons cornstarch
• 1/2 cup minced green onions
• 1/4 cup minced fresh basil
• 3 tablespoons minced fresh oregano
• 1 tablespoon minced fresh thyme
• 1/4 teaspoon salt
• 2 egg whites
• 6 sheets phyllo pastry
• vegetable cooking spray