chocolate roux

1/2 cup heavy cream
1/2 cup very dark unsweetened cocoa powder
1/3 cup dark brown sugar--lightly packed
3 Tbs unsalted butter
2 Tbs corn syrup
generous pinch kosher salt
1/4 cup bittersweet chocolate chips
pinch chipotle pepper powder (you can use up to 1/4 tsp if you love it)
1 1/2 tsp vanilla extract

place the cream, cocoa powder, brown sugar, butter, corn syrup and salt in a saucepan. heat over low heat and continue stirring as it comes to a boil.  let it cook on a low simmer about 3 minutes..continuing to stir.  remove from heat and whisk in chocolate chips, chipotle powder and vanilla extract.  use while warm.