For the meatballs mix together the beef and pork along with the other ingredients.
Using an ice cream scoop or a scale measure out the meatballs and shape them.
Fry them in a pan in a tablespoon of olive oil and set aside.
Add the butter to the same pan.
DO NOT clean out the pan, you want all that flavour from cooking the meatballs Fry the mushrooms and season with salt, pepper, chilly flakes and oregano Add in the tomatoes and water and cover and cook for 5-7 minutes to reduce the tartness of the tomatoes Meanwhile cut the calamari into long noodles Once the tomato sauce has reduced, taste for seasoning and add salt if required Add the squid and cook for 2 minutes so as to not overcook it.
Turn the heat off and finish with fresh basil Serve the squid in tomato sauce with the meatballs