Christmas Tree Spinach Dip Recipe

Name: Christmas Tree Spinach Dip Recipe
Ingredients: 5 ounces frozen spinach, thawed and drained; 4 ounces cream cheese, room temperature; 1 clove of garlic, minced; 1 shallot, finely chopped; 1 tablespoon butter, room temperature; 1/2 cup mozzarella cheese; 1/4 cup grated parmesan cheese; 2 tablespoons mayonnaise; 1/4 teaspoon kosher salt, plus more for sprinkling; 1/8 teaspoon black pepper; 1/8 teaspoon paprika; 1 roasted bell pepper, diced; 1 (18.3-oz.) pkg. frozen puff pastry sheets, thawed (such as Trader Joe's All Butter Puff Pastry); 1 egg, beaten