First, preheat oven to 350 degrees Fahrenheit. Line an 8 inch by 8 inch pan with parchment paper.
Melt butter in a microwave safe bowl. Once melted, add in white chocolate chips. Stir until white chocolate chips are completed melted and mixture is smooth and creamy.
In a stand mixer, beat granulated sugar, brown sugar, eggs and vanilla extract for 2 to 3 minutes.
Then, add in melted white chocolate mixture. Stir to combine.
Add in gluten free flour and matcha powder. Stir until a thick batter forms.
Pour batter into lined pan.
Bake for 15 minutes. Then remove pan from oven and bang on countertop 2 to 3 times.
Return pan to oven for 8 to 10 minutes or middle is set and toothpick inserted comes out clean.
Finally, remove from oven. Allow brownies to cool for at least an hour before slicing and serving.
