Castella cake has a loyal following due to its simplicity and satisfying taste, making it a beloved treat for many. Overall, it's considered delicious by those who appreciate its unique texture and subtle sweetness.
Preheat your oven:Preheat your oven to 320°F (160°C). Seperate the eggs and keep the egg white bowl in the fridge.Heat the vegetable oil to 158°F (70°C)
Step:Transfer the heated oil to a clean bowl, add in cocoa powder and flour and mix well.Add in melted dark chocolate and milk and mix wellAdd in egg yolks and mix well. Set aside
Step:Add lemon juice, granulated sugar and vanilla extract into the egg white, use a hand mixer to beat until it forms soft peaks
Step:Take a scoop of whipped egg white to fold into the batter until just combinedPour all the whipped egg white into the batterGently fold the whipped egg white into the batter until just combined
Step:Line the square springform pan (24x24x8cm) with parchment paper and pour all the batter into the panSmooth the surface. Give it a few taps (optional)
Step:Wrap the baking pan bottom with tinfoil to avoid water getting into the cake during water-bath baking.Pour some room temp water (about 1cm high) into the baking sheet and place the springform cake pan into the baking sheet.Send into the oven to bake for 65 minutes
Lastly:Once the cake is fully cooked, take it out of the ovenTake the cake out of the springform pan and let it cool down on the cooking rack or the cake may get too moist.