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.