“Chicken, spaghetti, some kind of ratatouille thing,” she said, lifting each of the lids. She was oddly unembarrassed. It seemed like she had dispensed with her usual uppity pretentions. She made no attempt to excuse herself for being homey, folksy, or whatever the word she would have used to describe living in a home like hers—“unglamorous.” Maybe she had just completely shut down. She opened the refrigerator to show me shelves of round Tupperware containers of steamed vegetables that she’d made in advance, she said,
"completely shut down" – Ironic of the protagonist to say that (with her hibernation project and stuff). But it makes perfect sense from her twisted perspective.