Nutrition per serving may change if servings are adjusted.
1/4 cup unsweetened cocoa powder
1/2 teaspoon cornstarch
1/4 teaspoon ground cinnamon
1/2 cup orange juice
1 teaspoon freshly grated orange zest
1 cup chocolate syrup
Stir together cocoa, cornstarch and cinnamon in a small saucepan. Whisk in orange juice and zest and stir over medium-low heat until simmering and thickened. Add chocolate syrup and stir until the sauce is heated through. Serve warm.