"Take another little piece of my heart now, baby;
Break another little bit of my heart now, darling."
(Janis Joplin is telling you to eat our cookies!)
Dina's just reward for another day of baking.
If it means anything at all, baking, which led to the beer, then led Dina to think "hmmm...chili sounds good for dinner." You can bet this wasn't the only beer imbibed that day (which is why, again, no icing yet).