Wash the meat, dab dry and season. Place on the grill (with the fat pan underneath). Roast in a hot oven (electric cooker: 200 °C / convection oven: 175 °C / gas: level 3) for approx. 1 3/4 hours
Wash and chop the herbs. Peel and press garlic. Mix well with herbs, oil and lemon juice. Spread the meat with it approx. every 15 minutes
Clean, wash and chop the vegetables. Peel and chop onion. After about 1 hour frying time, put everything on the fat pan and fry it. About 20 minutes before the end of the frying time, pour the stock into the vegetables and mix in the olives
Season vegetables with salt, pepper and vinegar. Leave everything to cool as desired. Cut the roast open and arrange with vegetables. Aïoli garlic mayonnaise goes well with it)