Hongtang Bingfen
红糖冰粉·(hóngtáng bīngfěn)
Grandma's Hands (Dough and Comfort)
The syrup pools. The bowl sweats. The jelly quivers when tapped with a chilled metal spoon. On a humid Tuesday night, relief requires an elemental technique called hand-rubbing. By massaging tiny seeds in water for a few minutes, you release natural plant pectins, yielding a tender, wobbly jelly alive with microscopic bubbles. Do this profoundly satisfying, ten-minute chore when you walk in the door from work, shove it in the fridge, and melt a block of raw brown sugar. Keep the bowls chilling until the very last second. Serve it topped with cold, deeply mineral brown sugar syrup and the tart punch of haw flakes.
Before you start
Source a reliable fine-mesh bag before you begin.
A standard nut-milk bag or a piece of cheesecloth tied tightly with kitchen twine is absolutely essential to keep the seeds from escaping into the jelly during the rigorous rubbing process.
Ingredients
- bingfen seeds50 g
- cold filtered water6 1/2 cup
- pickling lime1 tsp
- room-temperature water3/4 cup
- dark brown block sugar50 g
- water1/4 cup
- unsalted roasted peanuts2 tbsp
- white sesame seeds1 tbsp
- haw flakes2 tbsp
- golden raisins2 tbsp
- fresh watermelon1/2 cup
Method
- 01
Whisk the pickling lime into the room-temperature water in a small bowl and let it sit completely undisturbed for thirty minutes.
The white chalky powder must sink to the bottom, leaving a perfectly clear liquid on top. Using the cloudy sediment will turn your jelly yellow and bitterly astringent.
- 02
Place the bingfen seeds into a fine cheesecloth or clean nut milk bag and tie it tightly closed.
Briefly run the bag under cold tap water for just a few seconds to rinse away any residual field dust.
- 03
Submerge the bag in a large bowl holding the cold filtered water and vigorously massage it against itself for six to eight minutes.
Treat it like hand-washing a delicate piece of laundry until the water becomes viscous, jammy, and suspended with thousands of tiny air bubbles, then squeeze the bag dry and discard the seeds.
- 04
Carefully pour exactly one half cup of the clear, settled lime water into the viscous seed liquid, leaving the white chalky sediment behind in the bowl.
Immediately stir the mixture in one direction for thirty seconds as you feel the resistance build, then cover and refrigerate for at least two hours to set into a wobbly jelly.
- 05
Simmer the dark brown block sugar and the remaining quarter cup of water in a small saucepan over medium-low heat for five minutes.
Stir constantly until it reduces into a glossy syrup, then let it cool completely to room temperature before chilling it in the fridge so it doesn't melt the delicate jelly.
- 06
Scoop jagged, soft chunks of the clear bubble jelly into serving bowls.
Generously drizzle the chilled brown sugar syrup over the top and garnish with the crushed peanuts, sesame seeds, chopped haw flakes, raisins, and watermelon cubes.
Notes
Never use hard or heavily chlorinated tap water for the jelly base.
The minerals and chemicals can inhibit the pectin extraction and calcium cross-linking, resulting in a watery failure. Stick strictly to filtered or bottled spring water.
Haw flakes are critical for cutting the deep sweetness of the syrup.
You can find these little disc-shaped candies in the snack aisle of any Asian market. If you are truly in a pinch, chopped dried cranberries offer a reasonably close tartness.
Taiwanese Aiyu seeds are a perfectly acceptable 1:1 substitution.
They extract and set exactly the same way if you are having trouble sourcing Nicandra physalodes (bingfen) seeds.
From Cook Sichuan in America.