Triple Chocolate Brownies (Fudgy, Crackly, Absolutely Dangerous)

Ingredients

Makes 16 brownies.

• ½ cup (115g) unsalted butter
• 4 oz (115g) semisweet or dark chocolate, chopped
• 1 cup (200g) granulated sugar
• ½ cup (100g) brown sugar
• 3 large eggs
• 1 tsp vanilla extract
• ¾ cup (95g) all-purpose flour
• ¼ cup (25g) unsweetened cocoa powder
• ¼ tsp salt
• 1 cup (170g) chocolate chips (semisweet or dark)