Yelena takes the offered cookie, takes a bite of it, and admits to herself that she's stalling. She knows the conversation is necessary, for all the reasons she discussed with Bucky, for all the reasons she'd laid out in her head each time she went over it.

She just doesn't want to hurt Bob, and that's not a good enough reason to keep him in the dark.

"Have you remembered anything else?" she asks after a moment. "About what happened after we escaped the vault?"