How long does opened hummus last in the fridge?

Opened hummus, kept covered and cold, is usually good for about five to seven days from the day you first dip into it — noticeably shorter than most other things living on the condiment shelf. The date on the lid describes a sealed tub. The moment you break the seal, hummus behaves less like a jar of ketchup and more like a dish of leftovers, and it is worth treating it that way.

Why hummus is not really a condiment, safety-wise

Most things that sit next to hummus in the fridge door — mustard, ketchup, soy sauce — last for months once opened because they are acidic, salty, sugary, or all three, and that chemistry is hostile to the bacteria that spoil food. Hummus has almost none of that going for it. It is blended chickpeas, tahini, olive oil, garlic and lemon juice — moist, close to neutral pH, and comfortably inside the range food-safety guidance calls "potentially hazardous": the same category as cooked rice, cut fruit and fresh dairy. It is a dip that happens to be sold in a tub, not a preserved product like the jars around it.

What actually decides how long it keeps

Store-bought versus homemade. Commercial hummus is typically pasteurised and made to hit a specific shelf-life target; the "use within X days of opening" line on the lid, when there is one, is the number worth trusting for that tub. Homemade hummus has no such testing behind it and, depending on the recipe, can carry raw garlic — worth treating as the shorter end of the range, closer to three or four days.

Temperature. As with everything else in the fridge, a few degrees matter. Keep it toward the back of a middle shelf rather than the door, which is the part of the fridge that swings warmest every time someone opens it.

How it gets served. A spoon that only ever touches the tub is very different from a bag of pita chips or crackers dipped straight in, more than once, by more than one person. Every dip that goes back in after touching a mouth adds a fresh bacterial load to a food that was only borderline hostile to bacteria to begin with. Spoon out what you need onto a plate instead, and the tub in the fridge lasts noticeably longer than the bowl on the coffee table.

Air. A thin layer of olive oil poured over the surface before the lid goes back on is an old trick that still works — it is a physical barrier between the hummus and the air, not just a garnish.

How to judge it yourself

• A little liquid pooling on top is normal. Tahini and oil separate over time; stir it back in and it is usually still fine. That is not the same thing as spoilage.
• Smell for anything sharply sour or fermented, beyond hummus's normal tang from lemon and garlic. That crossing point is fairly easy to notice once you have smelled it a first time.
• Look for discoloration or anything fuzzy. Any mould, in any small patch, means the whole tub goes — mould in a moist, blended food is not contained the way it can be on the surface of a hard cheese.
• A noticeably drier, crusted surface is a sign it has been open longer than it should have been, even before the smell changes.

Can you freeze it?

Yes, though the texture changes — hummus tends to separate and turn a little grainy once thawed, so it works better stirred into something cooked, a sauce or a spread that gets warmed through, than served straight as a dip after freezing. If a tub clearly will not get finished within the week, freezing what is left on day two or three, rather than waiting until it is already borderline, is the version of this that actually preserves it.

The habit that helps here is the same one that helps with milk or an opened jar of mayonnaise: write the day you opened it somewhere you will actually see, because "a few days ago" and "over a week ago" look identical once the tub is half gone. This is close to what Munch's opened-item tracking is built for — marking a tub as opened starts its own, shorter countdown from that day rather than the date printed on the lid, visible to everyone in the household rather than only to whoever peeled back the film first.