Runner bean chutney

Ingredients

1.2kg runner beans 

3 large white onions, chopped

700ml white wine vinegar

400g light brown soft sugar

1 tbsp ground turmeric

1 ½ tbsp mustard seeds

½ tbsp English mustard powder

1 tbsp nigella seeds

65g cornflour

Directions

I didn't change anything in the method, so head over to https://delishsides.com/jamie-oliver-runner-bean-chutney/ for the how to.