Drain the peppers, cut off the stems and chop the peppers into small cubes. Drain the olives and dice them. Mix cream cheese with 50 g Gouda, olives and pepperoni, season with pepper.
Drain the tomatoes. Cut tomatoes and ham into cubes. Drain the tuna and pluck into fine pieces. Clean and wash spring onions and cut into fine rings. Put both bags of the baking mixture in a bowl, add 250 ml of lukewarm water.
Knead with the dough hooks of the hand mixer to a smooth dough until it comes off the bowl rim. Knead briefly with your hands. Roll out squarely (40 x 40 cm) on a floured work surface.
Cut into 16 squares (10 x 10 cm) and spread on 2 baking trays lined with baking paper. Pour the cheese cream in the middle of the dough squares and spread a little. Fold all four corners of the dough squares into the middle and press them on.
Whisk the eggs, brush the Copenhageners with them. Put the tuna mixture in the middle of one half of the Copenhageners and the tomato mixture on the other half. Sprinkle with 100 g Gouda. Bake the trays one after the other in a preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for 20-25 minutes.
Garnish with pepperoni and parsley.