Definition: In this task, you have to generate the title of the recipe given its required ingredients and directions.
Input: ingredients:  '8 egg yolks', '3 ounces finely ground unsalted pistachio nuts', '7 ounces (1 cup) sugar', '3 cups half and half', '3/4 cup heavy cream', '9 drops green food coloring', '2 tablespoons kirsch',<sep> directions: 'Mix pistachios, sugar and yolks.', 'Bring half and half to boil; pour into pistachio mixture.', 'Stir over medium heat until mixture thickens.', 'Do not boil.', 'Strain; cool.', 'Add cream, coloring and kirsch; freeze in ice cream freezer or refrigerator freezer.'

Pistachio Ice Cream