Almost always one of three things. Your oil isn’t cold enough — return it to the freezer for at least 30 more minutes and try again. Your juice mixture is too hot — let it cool to lukewarm before dripping. Your juice mixture is too cold — if it’s started setting in the saucepan, gently rewarm over low heat until pourable again. The sweet spot is body-temperature juice + freezer-cold oil.

Store finished pearls in a sealed container in the refrigerator for up to 3 days. Submerge them in a small amount of simple syrup, fresh juice, or plain water — they’ll dry out and shrink if left exposed. Don’t freeze them; the ice crystals will rupture the membranes and you’ll be left with melted juice goo. After 3 days, the pearls start to lose their pop and the texture turns rubbery.

Honest answer: close, but not identical. Café popping boba use sodium alginate + calcium lactate spherification, which creates a very thin, almost liquid-filled membrane that pops with a single bite. Gelatin pearls have a slightly thicker, chewier skin — more like a tiny fruit gummy that bursts. Many people actually prefer the chewier texture because it holds up better in drinks without dissolving. Both are delicious.

Yes. Swap the gelatin for agar-agar powder at a 1:2 ratio (use 1 tsp agar for every 2 tsp gelatin). Agar requires active boiling for 2 minutes to fully activate, unlike gelatin which just needs gentle heat. The texture will be slightly firmer and a touch less bouncy, but the visual and flavour result is excellent. Make sure to work fast — agar sets up much faster than gelatin, so you may need to keep the mixture warm over a low burner while dripping.

These fruits contain enzymes (bromelain in pineapple, actinidain in kiwi, papain in papaya) that break down the protein structure of gelatin, preventing it from setting. Your pearls simply won’t form. To work around this, use canned or bottled pineapple juice instead of fresh — the heat from canning deactivates the enzyme. The same trick works for canned kiwi or papaya nectar. If using these, add an extra ½ teaspoon of gelatin for insurance.

You have options based on the pearl size you want. Medicine droppers (the kind that comes with kids’ liquid medicine) make small, classic-sized pearls. Kitchen syringes give you precise control and slightly larger pearls. Squeeze bottles with a fine tip work for bigger batches but pearls are less uniform. In a pinch, you can use a teaspoon and slowly drip from the edge — pearls will be a bit irregular but still pop. Pro tip: a turkey baster makes huge, dramatic statement pearls.

You skipped or rushed the ice-water rinse. After straining the pearls out of the oil, you need to gently swirl them in a bowl of ice water to wash off the oil residue. Drain through the mesh again. If they still taste oily, repeat the rinse one more time. Also make sure you’re using a truly neutral oil — vegetable, canola, or refined avocado oil. Olive oil or sesame oil will impart their own flavour and make the pearls taste off.

Yes, with adult supervision. The dripping step is genuinely fun and feels like science class. Just make sure an adult handles the saucepan and heating — that’s the only step with safety risk. The dropping into chilled oil step is mess-friendly (use a tray underneath) and forgiving. Kids especially love watching the pearls form and sink. It’s a great rainy-day activity that ends with bubble tea.

Your gelatin didn’t fully dissolve. This happens when the bloomed gelatin is added to liquid that’s either too hot (which can damage the gelatin proteins and cause clumping) or not warm enough (which doesn’t fully dissolve the granules). Hold the saucepan up to the light and check — if you see any specks or gel pieces, gently warm over low heat while stirring continuously until smooth. Strain through a fine mesh before dripping if needed.