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.
Q: Cook potatoes.,Peel and dice. In saucepan, melt margarine. Add flour.,______,Bring to a boil, stirring all the time until thick.,Add mayo, salt, pepper and dill weed.,Pour over potatoes in baking dish.,Bake without a lid for 30 minutes at 350.
A:
Stir in milk.