If you’re using them for sauces, marinades, and reductions, store them in a cupboard. As yeast consumes the sugar in wine grapes, acetic acid forms. 12 Answers. ? Balsamic vinaigrette salad dressing that has been continuously refrigerated will generally stay at best quality for about 6 to 9 months. While I am at it does butter need to be. Relevance. Hans . The shelf life of balsamic vinegar should be between 3-5 years. Does Balsamic Vineger need to be refridgerated after opening? Reduced balsamic vinegar (or simply known as reduction) is made by simmering balsamic vinegar to enhance its flavor and create a thicker consistency. the question should be--why do you have balsamic vinegar in the first place? Worcestershire gets its intense taste from anchovies that have been left to ferment in vinegar for a duration of 18 months. Refrigerate Balsamic Vinegar. Other ingredients such as garlic, onion, or sugar may be added. 1 24. kuka. The “wine must“ of balsamic vinegar is aged in wooden barrels that are somewhat open to the elements. 0 1. Balsamics’ enemies are light and heat, so cool, dark storage spaces are best. Red wine vinegar is actually red wine that has soured or gone bad. No, red wine vinegar does not have to be refrigerated. … They bottled it as Lea & Perrins Worcestershire sauce almost 200 years ago.. It will spoil over a very long time, but that is not related to the storage temperature, rather to its exposure to air. Is opened balsamic vinaigrette salad dressing safe to use after the expiration date on the package? 4 years ago. Lv 4. Melissa C. Lv 5. Answer Save. Favorite Answer. Source(s): https://shrinks.im/a9l3k. Does Balsamic Vinegar need to be refrigerated after opening? If you’re using balsamic vinegars primarily for salads and like them chilled, they can be refrigerated. Absolutely not. Despite the fact that red wine vinegar is already sour grapes, it is still subject to further break down if not properly stored after opening. If you buy a bottle of reduced balsamic vinegar, store it in a refrigerator after opening. 1 decade ago. Does reduced balsamic vinegar need to be refrigerated? Does soy sauce have to be refrigerated after opening? Natural evaporation is a critical element of the aging process to obtain a very concentrated taste. How long does opened balsamic vinaigrette salad dressing last in the refrigerator?