Prepare rice in boiling salted water according to package instructions. Wash the meat and pat dry. Spread with tomato paste and cover with slices of zucchini. Season with salt and pepper.
Roll up the meat firmly and pin it with a wooden skewer. Heat oil in a coated pan. Brown the rolls in it all around and deglaze with veal stock. Cook the rolls for about 10 minutes while turning.
Wash the tomatoes and braise them in the stock for about 5 minutes. Remove the rolls and tomatoes from the stock. Stir in olive tapenade and bring to the boil again. Drain rice and arrange on a plate with sauce, veal rolls and braised tomatoes.
Garnish with basil.