Preheat the oven to 180ºC.
Unroll the pastry and cut into two piece (it will be slightly rectangular cut to make two rough squares).
Mark into the three and cut the outer thirds diagonally. See picture below.
Pop the flavour pot into a cup and add the oil and mix well until it s easily spreadable.
Spread over the pastry to cover it all.
Add the sausage meat to the centre third (three sausages to each piece of puff pastry)
Cover with the tomatoes, pepper and red onion.
Fold over the outer thirds of pastry picking up every other piece and folding it over.- Cut off the extra pieces and pop them over the top gory side up.
Brush the sausage roll with the egg and pop into the oven for 30-40 minutes until golden brown.
Serve straight away and enjoy.