Preheat and Prepare the Baking Pan
Preheat oven to 350°F.
Grease and line 8-inch square cake tin.
Spray with nonstick cooking spray.
Brownie Base
Cream butter, granulated sugar, and light brown sugar.
Beat until fluffy (about 3 minutes).
Add eggs and vanilla extract, mix well.
Sift in flour, salt, and cocoa powder; whisk to combine.
Pour into pan and bake for 12-15 minutes.
Chocolate Mixture
Melt dark chocolate and butter, cool down.
Whip eggs and granulated sugar until airy.
Add melted chocolate mixture, mix until combined.
Chill in fridge while preparing cheesecake layer.
Cheesecake Layer
Mix cream cheese, sugar, and corn flour until smooth.
Add egg, vanilla extract, and double cream; mix.
Fold in melted white chocolate.
Assembling the Bars
Spoon cheesecake layer onto cooled brownie base.
Gently spread to avoid breaking base.
Drizzle strawberry sauce and swirl with knife.
Bake for another 20 minutes.
Strawberry Puree (Optional)
Blend strawberries and sieve out seeds.
Boil with sugar, simmer for 2 minutes.
Cool completely, then add to bars.
Cutting and Storing
Cut into squares once chilled.
Store in fridge with parchment between layers.
Keep in airtight container or wrapped in the pan.
Always refrigerate after reaching room temperature.