Supplì al telefono – rice and mozzarella croquettes - Coochinando

Ingredients

• 500g arborio (risotto) rice
• 4 tablespoons of extra-virgin olive oil
• Half a small onion, finely chopped
• 150g beef mince
• 50ml red wine
• 400g passata
• Salt, as required
• Pepper, as required
• 1.2l boiling water (or beef stock)
• 40g butter
• 60g parmesan
• 2 medium-sized eggs
• 200g mozzarella