Salt and pepper the loin and brown it in a pan, on all sides, with a drizzle of oil.
Cut all vegetables into cubes. Dip the loin in the milk, add the chopped vegetables and rosemary. Cook all in the Freddy preheated to 75°C with the cooking function at low temperature for 5 hours plentiful. Once cooked, drain the loin and vegetables from the milk and blend the vegetables with a blender along with a tablespoon of mustard and a pinch of salt and pepper.
Cut all the vegetables into cubes and sauté in a pan with a drizzle of oil, pouring first the onion and carrots, then, after 10 minutes, the peppers and, after 5 minutes, the aubergines and courgettes. Add salt, pepper and vinegar. Serve the loin with the vegetable and mustard cream and caponata.