01 -
Preheat your oven to fan-forced 160°C or conventional 180°C. Lightly grease a 10.5 x 7.5-inch baking dish with oil.
02 -
Whisk the aquafaba in a stand mixer or with an electric mixer for 5-7 minutes until stiff peaks form. Set aside.
03 -
Blend the pistachios and granulated sugar in a food processor until finely ground.
04 -
Mix the pistachio sugar with sifted flour, cornstarch, baking powder, baking soda, and sea salt in a large bowl and whisk to combine.
05 -
Combine the soy milk, apple cider vinegar, olive oil, and vanilla extract in a separate bowl.
06 -
Gradually mix wet ingredients into the dry ingredients. Fold in the whipped aquafaba carefully until combined.
07 -
Transfer the batter to the prepared pan and bake for 35-45 minutes. Check with a skewer; bake for another 5 minutes if needed.
08 -
Let the cake cool in the pan on a wire rack, then poke holes with a skewer.
09 -
Mix the pistachio butter, condensed coconut milk, evaporated coconut milk, and almond milk in a jug.
10 -
Pour the soak mixture over the cooled cake. Chill in the fridge overnight.
11 -
Whip the coconut cream with pistachio butter, spread over the cake, and sprinkle with chopped pistachios before serving.