Prepare this a day or two ahead and refrigerate; microwave at MEDIUM for two minutes or until thoroughly heated, stirring after one minute.
1 cup sugar
2/3 cup 1% low-fat milk
2 tablespoons unsweetened cocoa
2 tablespoons light-colored corn syrup
2 teaspoons butter
Dash of salt
3 ounces bittersweet chocolate, finely chopped
1 teaspoon vanilla extract
How to Make It
Combine the first 6 ingredients in a medium heavy-duty saucepan over medium heat; bring to a simmer, stirring constantly with a whisk. Cook 2 minutes or until smooth, stirring constantly. Remove from heat. Add chopped chocolate and vanilla, stirring until chocolate melts. Serve warm.