1
Slice pork tenderloin into 1/2-inch-thick medallions; season with salt and pepper.
2
In small bowl, whisk egg until frothy.
3
Dredge each pork medallion with flour, then dip into egg. Dredge in pecans, thoroughly coating both sides.
4
Heat large sauté pan over medium to medium-low heat; add butter and oil. Heat until butter is foamy. Add pork. Cook 5 to 7 minutes or until pork is no longer pink in center.