Pork Chops With Peach Barbecue Sauce

Name: Pork Chops With Peach Barbecue Sauce
Ingredients: 1/2 cup chopped onion, preferably Vidalia; 2 tablespoons cider vinegar; 1/4 cup plus 1/2 teaspoon kosher salt, divided; 1 medium tomato, quartered and seeded; 4 bone-in, center-cut pork chops, 1/2-3/4 inch thick (1 3/4-2 pounds), trimmed; 2 teaspoons finely chopped fresh ginger; 1/4 teaspoon freshly ground pepper, plus more to taste; 1/4 cup firmly packed brown sugar; 3 cups ice cubes; 2 tablespoons honey; 2 ripe but firm peaches, pitted and quartered, or 3 cups frozen sliced peaches; 2 cups boiling water; 1 tablespoon canola oil