"Goat's milk"
—Once again an iseaki demonstrates a complete lack of understanding towards basic baby-rearing? owo;
(That said I have no idea how old the kid is: Maybe she doesn't need milk at all at this point, just soft food, and the mother knew that. Of course, I've never raised a child either, and am not an expert on this stuff—which is why it's really funny to me that there's stuff they're getting wrong to the point that even I think they're running afoul of common knowledge.)