Curious about this spread

Bro and his wife sent me this, along with other treats from the UK. Not sure what to feel when I first tasted. I’m curious to know, how do you eat this? Do you ever finish an entire jar over any given period of time?

Bro and his wife sent me this, along with other treats from the UK. Not sure what to feel when I first tasted. I’m curious to know, how do you eat this? Do you ever finish an entire jar over any given period of time?