The question caught him off guard, but he had already known that she would ask sooner or later. Their eyes met and hers were filled with suspicion. "To bring nuts." He lied. Nuts were only what he found while there and decided to bring back.
She didn't buy his bullshit either, and called him out on it immediately.
"There are nuts in the realm of immortals." She pointed out.
He didn't think it was the right time to talk about what Pearl did so he bluffed. "They don't taste half as good as those in the human realm."