Making the sea a supermarket - the art of seaweed foraging

Next time you step into the sea, look beneath your feet - you might be standing on your next snack.

Rachel Lambert teaches foraging around Cornwall and particularly loves foraging for seaweeds.

She says there's a bit of an art to finding the right ones, but there's an "entire world" of tastes and textures to explore, and the practice is slowly growing.

21 September 2017