1. Prepare tortellini per package instructions
2. Drain and cool under running cold water
3. Thread a tortellini, then a mozzarella ball and then another tortellini. 
4. Use equal amounts of pesto and olive oil and stir until smooth. 
5. Lay the prepared skewers on a decorative tray and drizzle the pesto over them.

Garnish with chopped basil leaves. 
Add some extra pesto in a bowl for dipping if desired.