Instructions: 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.
Input: ______,Put in mixer.,Add sugar; mix together good.,Add butter, then add milk, as if you were making mashed potatoes.,Add spices.,You want the mixture runny, then pour into pie shells.,Bake for about an hour, or until done, at 350.
Output:
Boil sweet potatoes until done; peel.