Clean and wash the broccoli and cut it into florets. Cook in boiling salted water for 4-5 minutes. Quench and drain. Cook gnocchi in boiling salted water for 2 minutes. Drain.
Peel and finely dice the onions and garlic. Wash and chop the tomatoes. Fry onions and garlic in 2-3 tbsp. hot oil. Add tomato paste and tomatoes briefly. Add tomato juice and 150 ml water, bring to the boil and simmer for about 15 minutes.
Season with salt, pepper and 1 pinch of sugar.
Dab meat dry. Fry in 2 tablespoons of hot oil on each side for about 3 minutes. Season with salt and pepper. Take out and let rest for about 10 minutes.
Cut the mozzarella into slices. Cut meat into strips. Add broccoli, gnocchi and meat to the tomato sauce. Pour into a casserole dish. Spread the mozzarella on top. Sprinkle with pine nuts.
Bake in the preheated oven (electric cooker: 200 °C/circulating air: 175 °C/gas: level 3) for approx. 15 minutes. Garnish with basil. Drink tip: red wine, e.g. a velvety Nero d'avola.