Carolina Sauce

3 cups cider vinegar
3/4 cup sugar
1/3 cup ketchup
1/4 cup honey
1/4 cup kosher salt
2 tablespoons crushed red pepper flakes
1 1/2 teaspoons freshly ground black pepper

Heat the vinegar and sugar in a medium saucepan over medium heat until the sugar dissolves. Off the heat, stir in the ketchup, honey, salt, red pepper, and black pepper.