Decadent Homemade Fudge Brownies with Frosting

Ingredients

• 24 tablespoons unsalted butter, at room temperature
• 2 cups granulated sugar
• 2 large eggs, at room temperature
• 1 teaspoon pure vanilla extract
• 1 cup milk (2% or whole preferred)
• 3/4 cup unsweetened cocoa powder
• 2 cups all-purpose flour
• 1/2 teaspoon salt
• 6 tablespoons unsalted butter, at room temperature
• 6 tablespoons milk (at least 2% milk fat)
• 1 1/2 cups granulated sugar
• 1 cup milk chocolate chips