Pour into sterilised jars or containers. You can add peppers to the roasting tray if you like, or any other garden veg you have. The sauce will keep in airtight containers, unopened, for 1 month ...
Mix the sun-dried tomato paste ... the beetroot to be less red. This tart can be assembled up to 4 hours ahead. It is not suitable for freezing. Covering the bowl of peppers in cling film helps ...