1. Melt chocolate as directed on package. Set aside.
2. Mash 1 1/2 cups of the blackberries with fork or potato masher in large bowl. Add cream cheese and sugar; beat with electric mixer on medium speed until well blended and smooth. Add heavy cream and extract; beat until smooth. Gradually beat in melted chocolate until well blended. Spoon mixture into crust.
3. Refrigerate 3 hours or until set. Garnish with remaining 1/2 cup blackberries. Store leftover pie in refrigerator.
*Recipe and Photo Courtesy of McCormick & Company, Inc.