Fudgy Chocolate Brownie

Name: Fudgy Chocolate Brownie
Yield: 20 brownies
Ingredients: 100 g caster sugar; 310 g brown sugar; 6 eggs, grade A; 1 tsp salt; 1 tsp vanilla extract; 120 g all purpose flour; 60 g unsweetened cocoa powder; 400 g dark chocolate bar (coarsely chopped); 227 g unsalted butter; handful chopped nuts (optional); 0.5 cup caramel chocolate chips or chopped chocolate (optional)

Yield20 brownies