She eats the sorbet with the back of her thumb. Scooping out a small amount, and balancing it on her thumbnail for just long enough to feel the cold seep through, then sucking her thumb.
It's a minor excuse to experience life as a baby again.
Why is there no quarter given to adults who want to still suck their thumbs? Gretchen smiles and scoops the last deep raspberry red from the container. Glenn finished his 10 minutes earlier and has been waiting impatiently ever since.
Gretchen wants to order another, but sorbet costs money and money is time, and she's got no time. She and Glenn go home and get the dog and walk him to the dog park. It's a leisurely walk, because this is the thing she had to do that was costing her all her time.