Definition: 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: Heat oven to 375.,In large mixer bowl cream butter, sugar, brown sugar and vanilla until light and fluffy.,Add eggs and beat well.,Combine flour, baking soda and salt; gradually add to creamed mixture.,Stir in chocolate chips and nuts if desired. Drop by rounded teaspoonfuls onto ungreased cookie sheet.,______,Cool slightly, remove from cookie sheet onto wire rack.,Cool completely.,Yields about 6 dozen cookies.
Output:
Bake 8 to 10 minutes or until very lightly browned.