12 ounces blackberries
1 (33.5-oz.) container 2% plain Greek yogurt (such as FAGE)
3/4 to 1 1/4 cups honey
Process blackberries in a food processor until smooth. Strain into a bowl, discarding solids. Stir in yogurt and honey. Pour into freezer container of a 2-qt. electric ice-cream maker; freeze according to manufacturer's instructions.