To make your berry sorbet: Place all the sorbet ingredients in a high speed blender or food processor. Process until smooth and creamy, stopping to scrape the sides a few times.
Transfer the sorbet mixture to a freezer-safe container, cover and freeze for at least 2 hours before serving.
To assemble the banana split jars: Place half of the banana slices into each mason jar nicely as shown.
Divide the yogurt and granola equally among the bowls, then top with s scoop of sorbet and fresh berries as shown.
Drizzle melted chocolate and serve immediately.