slice up onion into small pieces and bell peppers

dump your uncooked meat into a bowl

add your egg to your meat and your onion and bell peppers combine them

then add your bread crumbs to the meat you don't want the meat to be sticking to your hand if it is just add a little more bread crumbs add to taste

once all done mixing make your meatballs as big as you would like preferably is big is your palm then roll into balls

then cook them in a pan till almost all the way cooked threw drain grease then add meatballs to your sauce on med low heat for about 15-20 mins and cook pasta as you would like