Wash the potatoes. Boil in water for 25-30 minutes. Wash fish, dab and cut into 12 longish pieces. Sprinkle with lemon, put aside
Wash the herbs and, except for a few, cut them coarsely. Peel the garlic. Chop the herbs, garlic, pine nuts and parmesan, e.g. in the universal chopper. Stir in oil, season
Cleaning and washing the zucchini. Cut lengthwise into thin slices with a wide peeler. Lightly salt the fish and spread pesto on both sides. Wrap 2 zucchini slices around 1 fish strip each, pin them
Drain the potatoes and cut in half. Brush cut surfaces with butter. Grill the fish rolls on the preheated electric grill for about 10 minutes, turning them in between. Place the potatoes and lemons on the grill for the last 5 minutes. Serve with the rolls. Served with rocket salad