Starbucks Mocha Frappucino

Bahan-bahan (1 porsi)

• 1 cup strong black coffee (chilled)
• 1/2 medium banana (cut into chunks and frozen)
• 2 tablespoons unsweetened cocoa powder
• 2 tablespoons chia seeds
• 1 tablespoon light agave (plus additional to taste)
• 2 teaspoons pure vanilla extract
• Ice
• Optional for serving: whipped cream (whipped coconut cream, chocolate shavings, chocolate syrup or mini chocolate chips)