Definition: In this task, you have to generate the title of the recipe given its required ingredients and directions.
Input: ingredients:  '1 (170 g) canclover leaf flaked light tuna, drained', '14 cup light sour cream or 14 cup mayonnaise', '14 cup fresh green onion, chopped', '1 teaspoon chili powder', '12 teaspoon cumin', '12 teaspoon dried oregano leaves', '5 taco shells', 'shredded lettuce', 'chopped tomato', 'chopped green pepper', 'shredded cheese',<sep> directions: 'Combine tuna, sour cream, green onions and spices.', 'Arrange taco shells and toppings on large platter.', 'Divide tuna mixture evenly among taco shells.', 'Garnish with toppings.', 'Recipe can be doubled.'

Tuna Tacos