Preheat the oven to 130° Celsius

Plcae the aqua faba into the bowl of a stand mixer

Use the whisk attachment and whisk on a high speed until frothy

Continue whisking while you add the cream of tartar and 15mls of the caster sugar

Gradually add the rest of the sugar, 15mls at a time, allowing the mixture to completely incorporate

When all the sugar has been added and the meringue is glossy and firm, place the mixture into a piping bag

Pipe small meringues onto a lined baking tray and place into the oven

Bake for 90 minutes to set and remove from the oven

As soon as they are cool, take them off the baking tray and place into an airtight container

Serve within a few days