Citrine: lemon-poppyseed cookies with elderflower-lemon crystals

Continuing on with my crystal cookies, I wanted to do a lemon-poppyseed cookie, a flavor combination I love, and I also wanted to do lemon crystals, which will be similarly made to Turkish delight. Since Turkish delight does traditionally use a flower to flavor it, being rose, I wanted to use elderflower instead, and use…