Chop up Spam into small pieces. Soften package of cream cheese at room temperature. In a blender, mix together pieces of Spam with pieces of softened cream cheese until completely mixed. Spoon mixture out of blender and form into a ball. Place ball on serving dish; spoon apricot preserves on top of ball and place walnuts over apricot to cover ball. Refrigerate for a few hours. When ready to serve place Ritz crackers around cheese ball.
Servings: