You will be given a definition of a task first, then some input of the task.
In this task, you will be presented with the directions of a recipe separated by "," and have to fill in the "___" which is a step that is missing from the recipe.

______,Cream shortening and sugar.,Add in Large eggs and vanilla, chocolate (melted), bananas and flour mix.,Mix thoroughly.,Bake at 400 for 12-15 min on ungreased cookie sheets.
Output:
Sift dry ingredients together.