Given the task definition and input, reply with output. In this task, you have to identify the named entities (NER) which are the ingredients required given its directions. Named entities are the names of the items without their quantity.

Preheat oven to 350., In medium mixing bowl, beat egg yolks. Stir in sweetened condensed milk, lemon juice and food coloring if desired., Pour into crust., Bake 8 minutes., Cool and chill thoroughly., Top with whipped topping., Garnish as desired.
egg yolks, lemon juice, condensed milk, graham cracker crumb pie crust, coloring, cream