Orange Chocolate Sauce - cooking recipe

Ingredients

3/4 cup heavy cream
1/4 cup light corn syrup
1/4 cup granulated sugar
1 orange, zest of (removed in strips)
4 ounces bittersweet chocolate, coarsely chopped
1 ounce unsweetened chocolate, coarsely chopped
2 tablespoons unsalted butter, cold, cut into 1/2-inch pieces
2 tablespoons Grand Marnier (optional)

Preparation

In a medium-sized, heavy saucepan, combine cream, corn syrup, sugar & zest, & cook over medium-high heat, stirring, until sugar dissolves & liquid is slightly reduced, about 3 minutes.
Remove from heat & let cool.
When cooled, remove zest & cook over metium heat just until hot.
Turn off the heat, then add chocolates & let sit for 5 minutes without stirring, until melted.
Whisk until smooth, then add butter & whisk again until smooth.
If using the Grand Marnier, whisk it in, at this time, then serve hot or warm.
Will keep, tightly covered, in the refrigerator for up to 2 weeks, but it will need to be reheated before serving.