Foryoueats: Chocolate Ice Cream

Ingredients

• 2 ounces milk chocolate, chopped (see note)
• 2 ounces bittersweet chocolate, chopped (see note)
• 3 tablespoons unsweetened natural cocoa powder, such as Hershey's
• ¼ teaspoon salt
• 3 tablespoons milk powder (dry milk)
• ¾ cup sugar
• 1 tablespoon + 1 teaspoon cornstarch
• 2¼ cups + 2 tablespoons whole milk, divided
• ¾ cup heavy cream
• ¼ cup corn syrup