Vanilla-Cream-Topped Brownies with a Drizzle

Name: Vanilla-Cream-Topped Brownies with a Drizzle
Yield: Makes about 16.
Ingredients: 2 tbsp. heavy (whipping) cream; 1 cup confectioners’ sugar, sifted; 2 oz. semisweet chocolate, coarsely chopped; ¼ tsp. salt; ½ cup finely chopped pecans, toasted; 2 tsp. pure vanilla extract; ¾ cup unbleached, all-purpose flour; 3 oz. cream cheese, softened to room temperature; 1 tsp. pure vanilla extract; 2 oz. milk chocolate, coarsely chopped; ½ cup unsalted butter, softened to room temperature; 1 oz. bittersweet chocolate, coarsely chopped; 3 oz. unsweetened chocolate, coarsely chopped; ½ cup granulated sugar; ½ cup firmly packed light brown sugar; 2 large eggs, lightly beaten; ½ cup unsalted butter