FUDGY COCOA BROWNIE - What Sarah Bakes

Ingredients

• 200g (just under 2 sticks) butter
• 200g (1 cup) white sugar
• 100g (1/2 cup) soft brown sugar – must be soft not granulated
• 3 eggs, lightly beaten
• 1 tsp vanilla extract
• 120g (1 cup) cocoa powder
• 62g (1/2 cup) plain flour
• 1/4 tsp salt
• 1 tsp instant coffee granules
• 160g good quality chocolate, chopped (and/or nuts, dried fruit etc.)