Pork with onion

1/2 cup bosc pear , chopped 1/4 cup hazelnuts , toasted and chopped 1/4 cup carrot , finely shredded 1/4 cup soft breadcrumbs 2 tablespoons onions , choppped[...]

2 pork tenderloin (3/4 lb. each) 2 tablespoons butter or 2 tablespoons margarine 1/4 cup celery , finely chopped 2 tablespoons onions , finely chopped 1[...]