Slow-cooker baked beans for cyclists

Follow these steps for easy, tasty baked beans:

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 chopped medium onion
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.