Preheat the oven 365F.Using a mixer beat butter and icing sugar together, add whipped aquafaba (aquafaba should be whipped to peaks). Add sifted flour and baking powder. Do not overmix. Roll out the pastry and using tart ring cut out disks. Place pastry inside the discs on the baking tray. Bake for 10-15 minutes (365F.)
Vegan Cherry Chutney
Put the sugar, water and vanilla extract in a saucepan. Bring to a boil and add cherries. Cook for about 5 minutes over a medium heat. When the compote become red and cherries still keep their shape, remove the saucepan from the heat. Let cool.
Cherry Sauce
Mix cornstarch with 4 tsp of cherry juice. Heat the rest of the juice. Add the starch mixture. Stirring constantly, let it boil for 3 minutes. Strain through a mesh sieve and leave it to cool.
Stuffed Cherries
Preheat the oven 365F.Pit cherries. Fill each cherry with a cherry chutney.Cover with aluminum foil. Bake for 20 minutes (365F).
Assembly Cherry Tart
Place baked stuffed cherries on Breton pastry. Brush with cherry sauce. Add whipped vegan cream on the top. Pour the sauce over tart.