Preheat the oven to 170°C
Grease four small tins
Line with baking paper and fill with baking weights
Bake for 10 minutes
Cream butter and sugar until they are light and fluffy
Add vanilla and zest, mix to combine
Beat one egg at a time, until well mixed
Spoon almond meal into each pastry case
Cut rhubarb to fit into tins
Place rhubarb into the almond meal evenly
Bake for 30 to 40 minutes until golden brown and almond meal has cooked through
This recipe can easily be made into a large tart, if preferred