[She seems quite interested indeed, as if it doesn't occur to her that this is weird in any way, shape, or form.]

It's a shame you weren't here sooner...! I had a friend-- [... Well, she'd still like to think of her as a friend, but,] -- who really liked to sew, too. She worked at one of the shops for that. I would have liked to introduce you...! [But spilt milk, and all that, and it wouldn't pay to linger on the subject.] I've done a little knitting myself, but nothing complicated. [Come to think of it--] I've got plenty of extra yarn I could spare. Would you like some?