Gingernut biscuits

I've always had a thing for Arnotts gingernut biscuits, so hard and toffee-like you had to dip them into your tea to soften them, or risk cracking a tooth.There are no nuts in gingernuts, but apparently they're named as such (mainly in Australia and the UK) because of their specific hardness--they're hard as a nut to crack. Americans prefer to call them ginger snaps. I just call them delicious.I