Day 9 – A wholly pointless soup

My recipe for Butter bean soup (borrowing a little from Raymond Blanc) using – you guessed it  - only ingredients from Le Magasin de Livre Sterling. 

 One 400g tin of butter beans 
one medium onion
4 garlic cloves (yes you can buy garlic. not fresh but under oil)
1.5 litres water
4 large pinches of ground white pepper
some olive oil
1/2 [...]