01 -
Combine butter and white chocolate in a microwave-safe bowl and heat in 30-second intervals, stirring until fully melted and smooth.
02 -
In a large bowl, beat the eggs, brown sugar, and granulated sugar together until thick and creamy, ensuring a crinkly top texture.
03 -
Slowly add the melted butter and white chocolate mixture into the egg mixture, folding gently to combine.
04 -
Sift together the flour, matcha powder, baking powder, and salt, then fold them into the wet mixture until just combined without overmixing.
05 -
Pour the batter into a parchment-lined 9x9 inch baking pan and bake in a preheated oven at 175°C (350°F) for 20-25 minutes until the edges are set but the center remains soft.
06 -
Allow the brownies to cool completely, preferably chilling in the refrigerator for several hours or overnight to achieve clean slices before cutting into 16 portions.