|1||pound pork tenderloin, pounded thin|
|Extra-virgin olive oil|
|4||plums, cut into wedges|
|1||red onion, thinly sliced|
|¼||cup red-wine vinegar|
Slice pork tenderloin, and season with salt. Brown pork in olive oil and butter over medium-high heat, and remove. Saute plums and red onion over medium heat. Add vinegar, and stir until bubbling. Return pork to pan, and toss.