1. Heat oven to 425°F. Cover baking sheet with aluminum foil. Beat cream cheese until creamy. Stir in Cheddar cheese and chopped pork; mix well.
2. Press spoonful of pork and cheese mixture onto each jalapeño half. Wrap each with half slice of bacon; secure with wooden pick and place on baking sheet with filling side up.
3. Bake at 425°F. until bacon is crisp, about 20 minutes.