Soak 250gr small haricot beans in cold water overnight. In the morning, drain the beans, and add fresh cold water. Boil rapidly for an hour or so on the stove top.
Turn on slow-cooker and add:
1 small smoked ham hock (optional - add a spoonful of vegetable oil instead)
1-2 tsp ground mustard
1-2 tsp ground ginger
1-2 tsp ground cloves
1-2 Tbs dark brown Muscovado sugar
a dollop of treacle
1Tbs tomato paste/puree or ketchup
Add beans. Cover with water.
Go for a long bike ride.
Come home. Remove skin and bone from ham hock. Add chopped hotdogs (optional).
Serve with mash.