PREPARATION:

1. Place tart cherries with liquid, frozen Bing cherries, half-and-half and chocolate syrup in blender. Cover and process on HIGH until very smooth.
2. Add vanilla extract; blend until smooth, stop and scrape sides of blender as needed. Freeze cherry mixture in ice cream maker, according to manufacturer's instructions.
3. Garnish each serving with a mint sprig and cherry, if desired. For best flavor, let stand 15 minutes at room temperature before serving.