Tuna Salad Spread in Puff Shells Serves 100. 3 hard-cooked eggs 2 pounds tuna, flaked 2 ounces celery, chopped 1/8 cup lemon juice 1/2 teaspoon onion juice 3/4 cup mayonnaise or salad dressing 100 Miniature Puff Shells Peel eggs and chop coarsely. Combine all filling ingredients. Refrigerate and remove small amounts of filling as necessary for production. Fill puff shells and arrange on serving platter.