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.

Mix milk and pudding 1 to 2 minutes with whisk; let set for 5 minutes.,Stir in Cool Whip.,Cover pan with a layer of cookie crumbs.,Add pudding, then top with remaining crumbs.,______
Refrigerate 1 hour.