Detailed 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.
Q: Beat egg whites, vanilla, cream of tarter and salt until soft peaks form.,______,Sift remaining cup of sugar with flour.,Fold into egg white mixture.,Bake in an ungreased tube pan for 45-50 minutes at 350.
A:
Gradually sift 1 cup brown sugar over egg whites and beat again until stiff peaks form.