Vinegars, citrus fruits, wine and tomatoes — anything below a 7 on the pH scale — can potentially strip away your skillet’s hard-earned seasoning and make your favorite lemon chicken or pasta sauce ...

Add the vinegar, black currants, and crème de cassis and bring back to a boil. Turn the heat to medium-low and simmer, stirring occasionally, until the mixture is syrupy and reduced by about half, ...