1In a bowl, combine 400g of sausage meat, 2 tbsp of caramelised onions, 75g of grated mozzarella cheese, mixed herbs, garlic granules, onion granules, and cracked black pepper.
2Mix all ingredients thoroughly with your hands.
3Lay out a sheet of puff pastry and place the sausage meat mixture along the center.
4Spread the meat evenly along the length of the pastry.
5Make an egg wash by whisking a beaten egg.
6Brush the edges of the pastry with egg wash.
7Fold the pastry over the meat mixture, tuck in the sides, and roll it into a sausage shape.
8Cut the roll into two equal pieces.
9Place the rolls onto a baking tray lined with baking paper.
10Use a fork to make indentations on top of each sausage roll.
11Egg wash the tops of the sausage rolls.
12Bake in the oven at 180°C for approximately 25 minutes, or until the internal temperature reaches 63°C.