Rinse split peas until water until water runs clear
No need to pre-soak peas
Add rinsed peas to slow cooker
Add onion and bacon/ham chunks
Add water - water it takes to fill your slow cooker to approx 1 inch from the top
I used 6 cups in a 6L slow cooker
Cook on HIGH for approx 8hrs
Stir occasionally during cooking time.