Add all ingredients except the frozen cherries to a high-speed blender and blend until smooth.
Pour the frappe into a tall glass.
Add the frozen cherries to the blender and blend until thick and crumbly, adding a splash of water if needed to help blend.
Spoon the cherry layer over the frappe.
Top with whipped cream, a fresh cherry and shaved chocolate.
Serve immediately.

• Swap dairy milk for almond or oat milk for a lighter flavour.

• For a vegan version, use coconut ice cream and dairy-free whipped cream.

• Drizzle extra chocolate syrup inside the glass for a decadent presentation.