Slow-stirred and lifted with lemon, then folded through with sweet peas at the very end.
Warm the stock in a saucepan and keep it at a gentle simmer.
Heat the olive oil in a wide pan over medium heat. Cook the onion with a pinch of salt for 5 minutes until soft.
Add the rice and stir for a minute until the grains turn glossy.
Pour in the wine and stir until absorbed.
Add the warm stock a ladleful at a time, stirring often and waiting for each addition to be absorbed before adding the next, about 18-20 minutes.
Stir in the peas for the last 3 minutes of cooking.
Off the heat, beat in the butter, Parmesan, lemon zest and juice. Season to taste.
Rest 1 minute, then spoon into bowls and finish with extra Parmesan, black pepper and torn mint.