To prepare a veprove s krenem piquant pork with horseradish regional cuisine recipe, first you will need to prepare the pork. First, cut off the top of the pig's head. Then, slice the head in half lengthwise. Place the cut side down on the cutting board. Cut the meat into 12 inch (1.27 centimeters) thick slices. Heat the olive oil over medium-high heat. Add the chopped pork to the hot oil and cook until browned, about 5 minutes. Remove from the heat and set aside to rest. In the same skillet, add the onion and garlic. Cook, stirring frequently, until the onions are translucent and the garlic begins to turn golden brown, 2 to 3 minutes more. Stir in the wine. Simmer, covered, for 1 to 2 minutes, or until reduced by half. Serve with mashed potatoes and guacamole.