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: '1/3 cup + 2 tbsp all purpose flour', '1/4 cup powdered sugar, plus extra to dust', '1/2 cup chilled butter, chopped', '1 1/4 cups sugar', '2 large eggs', '2 tbsp lemon juice',<sep> directions: 'Preheat oven to 350F. Lightly grease and line an 8 inch square cake pan with parchment paper, extending 1 inch over sides.', 'Sift 1/3 cup flour and powdered sugar together into a medium bowl. Using fingertips, rub in butter until mixture resembles breadcrumbs. Press evenly into base of pan. Bake 20 minutes. until golden.', 'In a bowl, whisk sugar. eggs, juice and 2 tbsp flour together. Pour over warm base.', 'Bake another 15-20 minutes, until firm. Allow to cool in pan. Dust with extra powdered sugar and cut into squares to serve.'
Output:
Lemon Bars