Tuna Melt Calzones Recipe - (4.6/5)

Ingredients

• 2 (170 gram) cans solid white tuna, water packed, drained
• 1/2 cup mayonnaise
• 1/4 cup celery, finely chopped
• 1/4 cup green onions, chopped
• 1/8 teaspoon salt
• 4 cups baby spinach
• 1 (450 gram) ball frozen pizza dough, defrosted
• 1 cup white cheddar cheese, grated
• 1 large egg, beaten
• 1 tablespoon grated parmesan cheese