Place peanuts in a food processor; process until finely ground. Spoon into a bowl; set aside.
Place onions and next 5 ingredients (through chile) in food processor, and process until finely chopped. Spoon into a bowl; set aside.
Place pork in food processor; process until coarsely ground.
Heat a nonstick skillet over medium-high heat. Coat pan with cooking spray. Add ground pork; cook 4 minutes or until done, stirring to crumble. Stir in onion mixture; cook 2 minutes, stirring frequently. Stir in ground peanuts and salt. Serve pork mixture over pineapple pieces.