Panel 1: We start off with Mike at the dinner table Pattersnarfing.
Panel 2: This, of course, causes Elly to materialize and ask him where his manners are.
Panel 3: She reminds him he's eating like
Panel 4: He responds by yelling that since it's liver and spinach, he has to gobble it down so he doesn't have to taste it.
Summary: We've just found out why they eat like this, haven't we? We've also discovered that Elly dwells on the negative far too much. It's as if she herself wants to believe that she sucked as a mom.