Savory Mushroom Puff Pastry Pinwheels with Cheese - Recipe By Me

Ingredients

• 3 tablespoons olive oil
• 1 medium onion, finely diced
• 16 ounces mushrooms, finely chopped
• 1 tablespoon mayonnaise
• 1/4 teaspoon kosher salt
• 1/4 teaspoon freshly ground black pepper
• 1 clove garlic, minced
• 1/2 cup Parmesan cheese, finely grated
• 1 to 1 1/2 cups mozzarella cheese, shredded
• 1 package frozen puff pastry sheets, thawed
• 1 large egg, beaten (for egg wash)