The good news is that reheating frozen meatballs is extremely easy. For the best results, we recommend defrosting them prior to reheating. If meatballs were stored in sauce, add everything to a ...
For the sauce, put the onion and celery into a food processor and blitz to a mush. (Or you can chop as finely as humanly possible by hand.) Reserve 2 tablespoons of the mixture for the meatballs.
Divide the mixture into approximately 24 round balls. Cover the meatballs and refrigerate until required. Meanwhile, make the tomato sauce. Heat the oil in a stainless steel saucepan. Add the ...