Place cranberry beans in a saucepan, add cold water to cover generously and simmer until tender, about 30 minutes.
For wild rice, drain then add enough water to cover generously.
Generously cover the bottom of the pan with olive oil and place over low heat.
Pour in enough corn oil to generously cover base of pan.
Rinse in cold water and place in a large bowl with water to cover generously.
Drain peas and place in a large pan with water to cover generously.
Spoon enough tuna mayonnaise over and around the cod to cover generously.
Add enough water to cover generously, cover, and heat to boiling.
Add the sauce to the vegetables and chicken, generously covering.
Add enough cold water to generously cover the vegetables and turn up the heat to high.