Preparation
Cut pork into 8 equal pieces.
Cook pork in 3 cups water with salt over medium heat about 30 minutes.
Remove excess liquid.
Heat skillet until very hot.
Add butter. When butter melts, add tomatoes, tomatillos and garlic and fry 2 minutes.
Then add 2 cups water, cloves and peppercorns and cook 5 minutes.
Remove from heat and blend in blender with green onions, bell pepper and parsley.
Add more water or broth if needed for blending.
Add this mixture to pork and cook 5 minutes.
Dilute corn masa with 3/4 cup water and add some of masa liquid to sauce and cook 5 minutes more.
Sauce should be medium thickness.
Taste and adjust seasoning.