Dark Chocolate Brownies

Brownies Recipe, Easy to make, Delicious 60% Dark Chocolate Brownies

Recipe
Ingredients:
10 oz/285g 60% Dark Chocolate
8.5 oz/240g Butter Room Temperature
6 Large Eggs Room Temperature
9 oz/255g Sugar
5 oz/145g Sifted Flour
1/2 Tbsp Baking Powder
Pinch of Salt
1 Tsp Vanilla Extract
Walnuts(Optional)