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: Sift together 1-1/2 cups sugar, flour and cocoa; set aside, In a large bowl, beat egg whites, vanilla and chocolate flavoring until foamy, Combine cream of tartar, salt and remaining sugar; add a little at a time to bowl, Beat until very stiff but not dry peaks form, Gradually fold in flour mixture; do not over mix, Pour into an ungreased 10-in,______, Bake at 350 for 45 minutes, Remove from oven and invert pan; allow to cool completely before removing from pan, Serve with ice cream and fudge sauce if desired,
A:
tube pan