In a bowl add the ground pork, two tablespoonfuls of the cilantro paste. Add the gralic and crumble your day old bread into the bowl. Knead together with hands. Roll pork into 24 balls.
On medium-low heat melt the seasoned butter. Add the pork balls, and cook 10 minutes, browning on all sides. Add the red pepper, jalapeno pepper, onion, and the potatoes, salt and pepper to taste. Add the water!
Cook 35 minutes or until potatoes or tender. Add the last tablespoonful of cilantro paste and the sour cream. Simmer 10 minutes.