In a heavy pot, melt the bacon drippings.
Drop the onion and hit it with 1-2 pinches of salt, and 1 pinch of MSG, and sauté over medium heat for 2 minutes.
Add the Thai chilis, shishito peppers, and garlic and AGAIN hit it with 1-2 pinches of salt, and 1 pinch of MSG, and sauté for 1-2 minutes.
Add the meat, and AGAIN hit it with 1-2 pinches of salt, and 1 pinch of MSG, raise heat to medium-high. Cook the meat nearly through, and LEAVE IN the fat. Do not drain.
Add the Marzanino tomatoes, black beans, kidney beans, fire roasted diced tomatoes, corn, bay leaf. Break up the Marzanino tomatoes with a wooden spoon. (Add beef stock if you do not have enough liquid. If you add 2 cups of beef stock, you will need to repeat seasoning round 2 again.)
Add Seasoning Round 2 to pot. Return the mixture to a boil, then reduce the heat and simmer for 30 minutes.
Add Seasoning Round 3 to pot. Return the mixture to a boil, then reduce the heat and simmer for 30 minutes.
Remove from heat and stir in white pepper. Remove bay leaf.
Serve. Add optional garnish.