300g/10½oz frozen blackberries
200g/7oz fresh root ginger
1 lemon
1 orange
8 pears, peeled and cored leaving top stem intact
1 sprig rosemary
1 fresh bay leaf
500g/1lb 2oz caster sugar
1 cinnamon stick
4 whole cloves
5 fennel seeds
thick custard or ice cream, to serve
750ml/1â…“ pint red wine