01 -
Pour the hot mix into a clean jar or bottle. Seal tight and leave it out until cool.
02 -
Simmer the sweetened liquid for 10–15 minutes on medium-high, stirring here and there, until it gets syrupy. Take out the vanilla pod if you added it.
03 -
Pour in the lemon juice, zest, sugar, and vanilla (or the pod plus seeds) into your strained rhubarb juice.
04 -
Set a mesh strainer over a different pan, pour in the rhubarb mash, and press down to squeeze every bit of liquid out. Toss the solids or save for porridge or snacks.
05 -
Pop the chopped rhubarb in a big saucepan with water. Heat to a simmer and let it bubble away on medium-high for 10 minutes, or until everything's super soft.
06 -
Chop up your trimmed rhubarb into little bits.