Sugar-Free Fig Jam (and How to Can It)

This sugar-free fig jam gets all its flavor from a little rosemary and a good amount of orange zest; nothing else is required. Add honey if you want, or skip it; the figs are pleasantly sweet enough on their own. Got a fig tree that’s out of control? Count your blessings! This recipe is exactly what you need, and it’s perfect for canning up for winter.

The old fig tree and one tasty sugar-free fig jam

I adore our old fig tree. It’s about sixty years old, an Adriatic fig (Ficus carica), also called Verdone by an Italian botanist in the 1700s and Grosse Verte by the French. The skin on these figs is so delicate you’ll hardly ever spot them at a market. These would crack by only one delicate touch, and they’re so full of water they’d never survive a delivery truck in one piece.

Whoever planted this tree was probably never aware of how huge it would grow. And for how long will it live! At this point, it’s so huge that the trunk has basically claimed squatter’s rights on the yard.

And when it fruits in its own fig season, it does not do so in moderation. First week, a few figs. Next week, the whole tree is showing off with plump green bulbs everywhere, and every single one needs dealing with in almost a day, before the bees or gravity turn it into a sour mess. You really need to catch the exact moment with these bulbs, when the skin is taut, straining, just about ready, but hasn’t split open yet.

I talk to this tree every year. About boundaries. About burnout. About pacing itself. But the beloved thing never listens. It’s really hard to dry these huge bulbs, so fig jam is almost your only option left to preserve a little bit of summer magic.

It’s thick, glossy, and holding itself together with zero added sugar and zero pectin packets. With a little orange zest, a little fresh rosemary, which sounds like a mistake until you actually taste it. Leave the skins on, reduce it, and it thickens up on its own; no sugar needed. Can it properly with a real water bath method, a little citric acid too, and the jars will sit pretty on your shelf for a whole year. If you loved our sugar-free plum jam, this one earns a spot right next to it.

The color of this jam might not be the prettiest, but it’s so delightfully naturally sweet. Spread it on warm toast or buckwheat soda bread with a little kajmak, stir a spoonful into your yogurt, or save a jar for winter and thank yourself later. There are hundreds of ways to put this jam to work. Jam-filled empanada cookies, a savory fig-jam pizza, fig-jam crackers with brie or goat cheese, a fig BBQ sauce, or delicious summer cakes taste amazing with this fig jam.

What you’ll need to make it

FRESH FIGS – Any fig works here; the jam will shift a little in sweetness and consistency depending on the variety. Best to pick and jam them while they’re still fresh, especially with Adriatic figs, since they don’t hang around long once picked. If you need to hold onto them a day or two, the fridge is where they go.

ORANGE – Organic, no exceptions. You’re using both the juice and the whole zest, so you want a peel that’s never been treated with wax or pesticides.

ROSEMARY – A small fresh sprig does the job, though dried works in a pinch. Go easy here; this jam is about the figs. Rosemary is just a quiet little nudge in the background, not the main note. You could use other spices like cardamom, cinnamon, or ginger too.

HONEY (optional) – Some years, some figs just aren’t sweet enough to stand entirely on their own. If that’s the case, stir in 1/4 cup of honey right at the end of cooking, off the heat, so it retains its good qualities. Figs and honey were basically made for each other anyway.

CITRIC ACID (for canning only) – Not optional if you’re canning this for the shelf. A quarter teaspoon per pint jar brings the acidity to where it needs to be for safe water bath canning. Figs sit right on that borderline where a little help is genuinely necessary. Skipping it means this becomes a refrigerator or freezer jam instead, which is completely fine too; just store it that way instead of on the shelf.

*See the recipe card below for exact amounts.

How to make sugar-free fig jam for canning

STEP 1: Remove any stems still hanging on, rinse off any debris, and give your figs a good wash. Slice them in half, or into quarters if they’re the bigger sort. If any look a little suspicious, toss those ones aside. The ones that have already cracked open tend to taste sour, and you don’t want those sneaking into your jam.

STEP 2: Toss the figs into a large pot and set it over medium-high heat. Grate the orange zest, squeeze in the juice, and drop both into the pot right from the start, along with your rosemary sprig.

STEP 3: Bring everything to a boil, then turn the heat down to low and let it simmer. Stir often, more than feels necessary, so nothing catches at the bottom. Cook for about an hour, until the jam has reduced by at least half and looks properly jammy. Glossy, thick, no longer soupy. When done, fish out the rosemary sprig and taste the jam. If it needs a little more sweetness, stir in some honey now and let it melt over low heat.

STEP 4: Canning today? This is where the citric acid comes in. About ¼ teaspoon per pint jar (473 ml), or ½ teaspoon per quart (946 ml). Bottled lemon juice works too, 1 tablespoon per pint or 2 tablespoons per quart. Keep in mind that lemon juice will make the jam taste a bit lemony, while using citric acid will keep the figs the star of the show.

STEP 5: Sterilize your jars and lids before you fill them. Boil them fully submerged for a few minutes, or pop them in the oven at 100°C (212°F) for about ten minutes. If your jam cooled down while you were fussing with jars, bring it back up to a boil before filling. Ladle it in hot, run a clean knife or spoon around the inside to chase out any trapped air, wipe the rims, and seal the lids on tight.

STEP 6: Process the filled jars in a boiling water bath, fully covered by a couple of inches of water, for 10 minutes, longer if you’re up in the mountains somewhere. This step is what actually makes the jam shelf-stable, so don’t skip it just because the jars already look sealed.

STEP 7: Lift the jars out and find them a quiet corner. This is where the wool blanket comes in, an old trick which we still use. Turn the jars upside down, wrap them up snug, and let them cool slowly overnight, right there on the counter till morning. The next day, once cooled, press the center of each lid. If it doesn’t pop back, that jar goes in the fridge, not the pantry.

STEP 8: If you’re not doing the canning, you can skip the citric acid, spoon the jam into clean jars, press out the air, and keep it in the fridge. It’ll last several weeks this way, quite enough to use it all.

A few tips that might help you

Pick figs that are properly ripe, not just soft. A slightly underripe fig will fight you the whole way through cooking and give you a jam that’s more polite than sweet. You want figs that practically give in when you touch them.

Don’t walk away from the pot. Fig jam without added sugar or pectin needs a bit more attention while it reduces, since there’s no sugar to buffer against scorching. Stir it more often than you think you need to, especially once it starts thickening.

Use rosemary lightly. It’s tempting to think more is better, but it is not. A little sprig goes a long way, and too much will turn your fig jam into rosemary jam with fig aspirations.

Add other spices if you like. Cardamom, ginger, or a little cinnamon get along beautifully with figs, if you want a warmer, more holiday-leaning jar, this is where to experiment.

Don’t skip the citric acid if you’re canning. Fig jam sitting on a shelf for a year needs that extra acidity to be safe from botulinum bacteria. You can also add lemon juice instead, but I prefer citric acid so the jam doesn’t taste as lemony.

Let the jars rest after processing. Resist the urge to move them, tilt them, or check on them every five minutes. Give them a full 12 to 24 hours to cool and seal in peace under a blanket.

Carefully check every single seal before storing. Press the center of each lid. If it doesn’t pop back, you’re good to shelf it. If it does, that jar goes in the fridge instead and gets eaten first.

How long will this fig jam last with no added sugar

In sterilized jars kept in the fridge, this jam lasts several weeks. Canned properly, with citric acid and a real water bath, it’ll sit safely on your shelf for about a year, plenty of time to work through a batch before the next fig season rolls around.

A word on checking your jars, though: taste and looks aren’t a reliable test; jam jars can seem completely fine even when they aren’t. What actually matters is getting the acidity right from the start. Figs sit right at that borderline where a little citric acid (or bottled lemon juice) is what makes shelf storage truly safe. Skip it, and the jam’s still lovely; just keep it in the fridge or freezer instead of the pantry.

Always check that the lids are still down and sealed, never popped up. And trust your senses too: if a jar smells off, looks cloudy, or the jam tastes strange in any way, don’t risk it. Discard that jar without a second thought.

Sugar-free fig jam FAQ’s

More recipes you might love

• Sugar-free plum jam
• Jam-filled empanada cookies
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