Defrost the puff pastry slices side by side. Wash and halve the tomatoes. Wash the rosemary and shake dry. Remove the needles.
Preheat oven (electric cooker: 200 °C/circulating air: 175 °C/gas: see manufacturer). Bend the corners of the dough slices upwards and twist them slightly. Place the dough slices on a baking tray lined with baking paper.
Spread the cream cheese in the middle of the slices of dough. Spread the tomatoes on top. Sprinkle with rosemary and pine nuts. Drizzle 2 tablespoons of oil over it. Whisk the egg yolks and 1 tablespoon of water. Brush the edges of the dough with it.
Bake in a hot oven for about 20 minutes.
Wash the salad and spin dry. Mix vinegar, some salt, pepper and 1⁄2 teaspoon sugar. Fold in 4 tablespoons of oil bit by bit. Mix with salad. Serve with the patties. Sprinkle with balsamic cream.