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: Preheat oven to 350 degrees.,Grease a square 8x8 pan.,Sift flour with sugar, salt, and cocoa.,Add Butter, eggs, and vanilla.,Use spoon and beat 100 strokes per minute for 3 minutes by hand or 2 minutes on medium speed with mixer.,______,Pour into pan and spread out evenly.,Bake 20 to 22 minutes.,Cool and then cut.
Output:
Stir in nuts until evenly mixed through.