Chocolate Fudge Frosting

1 lb semisweet baking chocolate, finely chopped

1 cup heavy cream

2 Tbsp sugar

2 Tbsp light corn syrup

1/2 stick unsalted butter, cut into pieces

Bring cream, sugar, and corn syrup to a boil over med-low heat, whisking

Remove from heat and add chocolate, whisking until melted

Add butter, whisking until smooth