Does Hot Sauce Need to Be Refrigerated After Opening?

No. Dragon Hot Sauce does not need to be refrigerated after opening. Both Caribbean Style Habanero and Fresh Serrano are acidified foods, shelf stable for almost two years, so they can live in your pantry or on the table, right where you’ll reach for them. If you like your hot sauce cold, the fridge is fine too.

Why doesn’t Dragon need refrigerating?

Dragon Hot Sauce is an acidified food. In FDA terms, that’s a low-acid food, like peppers, with enough acid added to bring the finished product to a pH of 4.6 or lower. At that acidity, Clostridium botulinum, the bacterium food scientists worry about most in sealed foods, can’t grow and make toxin. It’s the same principle that keeps pickles on the shelf and classic pepper sauces on restaurant tables.

Where does the acid come from?

It depends on the Dragon. Fresh Serrano gets its acid from white vinegar and a little citric acid, which is also where its bright, tangy snap comes from. Caribbean Style Habanero gets its acid from white vinegar, fresh lime juice, tomatoes and tomato juice (which contains a little citric acid), while onions and agave keep it rounder and more savory. Different recipes, same destination: a sauce that’s safe at room temperature.

How long does Dragon Hot Sauce last?

Dragon is shelf stable for almost two years from the day it’s made. Every bottle has a best-by date stamped on it, so check that date to know exactly how long yours has. To keep it tasting its best, keep the cap on tight, wipe the neck of the bottle if sauce dries around it, and store it somewhere cool and out of direct sunlight, like a pantry or cabinet. Realistically, though, a good bottle of hot sauce rarely lasts two years in a kitchen that actually uses it.

Do other hot sauces need refrigerating?

It depends on the sauce. FDA’s acidified food rules specifically exclude foods that are stored, distributed and sold under refrigeration, so a sauce sold from a cold case is relying on the cold to stay safe. Sauces with less acid or fresh, uncooked ingredients often say “refrigerate after opening” on the label. When in doubt, follow the label on the bottle you’re holding.

Should you shake the bottle?

Yes, a quick shake before each use is a good habit. Both Dragon sauces use a small amount of xanthan gum, a common plant-based thickener that helps keep everything evenly blended, but a little settling in the bottle is normal for sauces made from real vegetables. A shake brings it right back together.

What about homemade hot sauce?

Refrigerate it. A commercial acidified food is made under a tested process that controls its pH. A batch you whipped up at home hasn’t been tested, so you can’t be sure it’s acidic enough to sit out safely. Keep homemade sauce in the fridge, use it up quickly, and leave the countertop for the bottles that were built for it.

How can you tell if hot sauce has gone bad?

Trust your senses. Mold on the surface or around the cap, a sour or yeasty smell that wasn’t there before, fizzing when you open it, or a bulging cap are all signs to throw the bottle out. Some darkening of color over time is normal for sauces exposed to air and light. If anything about the bottle seems off, don’t taste it to check.

Where should you keep it, then?

Within reach. Dragon is made to be an everyday hot sauce, so the best place for it is next to the salt and pepper. Out of sight is out of mind, and a bottle in the back of the fridge door is a bottle that doesn’t get used. Put Dragon where you can see it, and it’ll find its way onto breakfast, lunch and dinner.

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