This dish captures the essence of the ocean, a recurring and significant element within 'Playground', symbolizing both mystery and discovery in the characters' lives.
Heat the seafood stock in a saucepan and keep warm.
In a large frying pan, melt butter and add arborio rice, stirring until lightly toasted.
Add white wine and stir until absorbed.
Gradually add seafood stock, one ladle at a time, stirring until absorbed before adding more.
Once the rice is cooked, add the seafood and cook until shrimp is pink and mussels have opened.
Stir in parmesan cheese, salt, and pepper.
Serve warm.