2 lb. (7 c.) blueberries
1 med. onion, finely chopped
1/2 c. packed light brown sugar
1 tbsp. grated crystallized ginger
Pinch of salt
Pinch of ground nutmeg
1 1/2 c. red wine vinegar
1/2 c. raisins
2 tsp. yellow mustard seed
1/2 tsp. cinnamon
1/2 tsp. dried crushed red pepper
Pinch of coriander