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➡️ Mix 白玉粉, sugar and water in pot. Let stand a bit, then heat and stir until it's sticky. This doesn't take too long, maybe 5'. I've seen one recipe that then continues to add 38 gr of glucose syrup, but I think it works well without.
🎨 Add colourings now, if needed (beet juice, for example, or 抹茶)
➡️ Scoop onto potato starch, dust with some more and wait some 5' a bit to cool down. This is important, the 求肥 will firm up considerably when cooler and will be much more coöperative.
🥶 Can be frozen, wrapped airtight in cladwrap.