This is a chocolate sunday sauce gone all grown up! Taking a twist on the old-timey cocktail, brandy alexander, this sunday sauce is thick, chocolatey, and sophisticated, yet so simple to make. Serve on vanilla ice cream or banana nice cream with chopped walnuts. —Jessica
Combine the brandy, créme de cacao, cocoa powder, and cornstarch in a measuring cup. Whisk until combined.
Add the mixture and the frozen cherries to a small saucepan, and turn the heat to medium. Stirring regularly, bring the mixture to a slow boil and mash the cherries with the back of a fork. Simmer until the sauce has thickened, then remove from heat.