Salted Caramel Brownies

INGREDIENTS

• :
• 5 ounces semisweet or bittersweet chocolate, chopped
• 2 ounces unsweetened chocolate, chopped
• 8 tablespoons (1 stick) unsalted butter, cut into quarters
• 3 tablespoons cocoa powder
• 3 eggs
• 1¼ cups granulated sugar
• 2 teaspoons vanilla extract
• ½ teaspoon salt
• 1 cup all-purpose flour
• 1 cup granulated sugar
• 6 tablespoons unsalted butter, at room temperature
• 1 teaspoon fine sea salt
• 2/3 cup heavy cream, at room temperature
• Fine sea salt, for topping brownies