If you're out of red wine vinegar, don't panic. We spoke to an expert and got the best substitutions that you likely already have in your pantry.

Some recipes also recommend using the same amount of water as red wine vinegar to ensure the chopped red onion is completely ...

Pour hot vinegar mixture over onions. Once onions begin to wilt, you can add remaining onions to jar. Cover and let cool. Refrigerate at least 24 hours or up to four weeks. 1 red bell pepper ...