You really can add about any type of ingredient to risotto. Why not try with some smoked trout? It will confer a distinctive taste to the dish.
Put the instant pot in mode browning
Fry the onion in a little butter
Deglaze with the wine
Add the veal stock and rice
Switch the instant pot to pressure cooking 15min
At the end of the cooking add the trout
Mix
Add the parmesan
Servings 2