Cook unpeeled potatoes in salted water. Once the pork is in the oven, fry the potatoes in olive oil and season with salt, pepper and rosemary.
fillet of pork:
Preheat the oven to 180 ° C Season the meat with pepper and fry in a oil on all sides. Mix coffee with salt, rosemary and egg whites. On the bottom of a baking dish place about 1/3 of the salt, put the pork in it and cover with remaining salt and cook for 20 minutes.
Boil balsamic with port wine in a saucepan and let reduce.
Remove the outer leaves of radicchio, then cut into quarters (or eighths). Heat oil in a pan, sauté radicchio in it. Season with honey, salt and pepper. Deglaze with balsami