You will be given a definition of a task first, then some input of the task.
In this task, you have to generate the title of the recipe given its required ingredients and directions.

ingredients: '1 stick margarine', '1 1/2 c. sugar', '1 c. self-rising flour, sifted', '1/2 c. peanut butter (smooth or chunky)', '2 eggs', '1 tsp. vanilla extract',<sep> directions: 'Melt margarine and peanut butter.', 'Mix in other ingredients. Bake in 9 x 13-inch pan for 20 to 30 minutes at 350.', 'May be iced with your favorite chocolate frosting.'
Output:
Chewy Peanut Butter Bars