She's so invested in her vendetta against the food that she didn't even see Lapis walk in. People keep telling her not to throw this junk out, but why? Isn't this what they're supposed to be doing!?!

When she turns to see who's lecturing her this time, she registers her fellow gem with an undignified squawk, and fumbles the bowl of casserole that she was in the middle of carrying to its demise. It lands face down on the floor and splatters everywhere.

Peridot scarcely even reacts to that, though. She's too busy staring at Lapis with her teeth bared in a hideous grimace. "You!"