Roast the pine nuts in a pan without fat until brown, take them out and let them cool down. Peel onion and garlic and cut into fine cubes. Heat the oil in a pan and fry the meat for about 10 minutes until crumbly. After about 5 minutes add garlic and onions. Stir in tomatoes and season with salt, pepper and sugar. Wash the basil, shake dry, pluck leaves from the stalks, chop coarsely and add to the minced filling, except for a little bit for sprinkling. Put the chopped filling in a cool place
Unroll the pizza dough. Dust the work surface with flour. Place the dough on the work surface. Remove the baking paper adhering to the dough. Cut the cheese into slices. Cover dough with minced meat filling, cheese and pine nuts. Roll up the pizza dough from the long side, cut open several times on 1 side up to the middle. Place the roll with the cut sides facing outwards to form a ring, press the ends together slightly. Place on a baking tray lined with baking paper
Bake in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: see manufacturer) for 20-25 minutes until brown. Take out the pizza ring, arrange and sprinkle with basil