Apple Logic Pro 9 - Manual (Page 514)

To flatten a take folder
1 Click the arrow in the top right of the take folder to open the pop-up menu, then choose
the comp you want to keep.
2 Click the arrow in the top right of the take folder, then choose Flatten from the pop-up
menu (or use the Flatten Take Folder key command).
514 Chapter 15 Editing Audio Take Recordings