Damson jam

Method

1. Wash the fruit and put in a pan with the water. Stir until the mixture boils, cover and simmer for 15 minutes.

2. Add the sugar and lemon juice, mix well. Bring to a full rolling boil over the hottest heat.

3. Add a small piece of butter and stir constantly. Boil hard for 1 minute.

4. Remove from the heat, stir in the apple pectin.

5. Skim to remove scum and some stones. Pour quickly into jam jars and cover.