* 1 (6 ounce) can tuna, drained * 1 tablespoon chopped fresh parsley * 1/4 cup chopped celery * 1/2 cup mayonnaise * 1/2 teaspoon lemon juice * 1/4 cup chopped onion * 1/4 teaspoon garlic powder * 1/8 teaspoon salt * 1/8 teaspoon ground black pepper * paprika to taste