Facing the part using 2D Adaptive Clearing.
In the Manufacture workspace, you can perform a facing operation using 2D Adaptive Clearing by doing the following:
On the Geometry tab, under Pocket Selections, expand the Geometry Selections drop-down list and choose Pockets.

Selecting the pocket
Click the Stock Contours checkbox, expand the Geometry Selections drop-down list, and choose Chain to select the stock contour for the facing operation.

Selecting the stock contour
The resulting toolpath should look similar to that in the image:

2D adaptive toolpath for a facing operation