Ingredients

1/2 cup plus 2 tablespoons cider vinegar 

1/2 cup plus 2 tablespoons packed light-brown sugar 

2 medium green tomatoes, diced small 

1/2 medium onion, finely chopped 

1/2 cup golden raisins 

1 teaspoon mustard seed 

1 tablespoon coarse salt 

1/2 teaspoon ground pepper 

Preparation

In a medium saucepan, bring vinegar, sugar, and 1/4 cup water to a simmer; stir until sugar has dissolved. Add remaining ingredients, bring to a rapid simmer, and cook until tomatoes are just tender and liquid has almost evaporated, about 14 minutes.