Pork Tenderloin in a Sweet Citrus Sauce without sauce

2 lbs pork tenderloin 3 large sweet potatoes , peeled and cubed 2 firm ripe bosc pears , not peeled and cut into 6 wedges 1 medium Spanish onion , sliced thin[...]

2 tablespoons unsalted butter 2 large vidalia onions or 2 large other sweet onions , sliced 2 tablespoons firmly packed dark brown sugar 2 tablespoons[...]

1 1-lb. pork tenderloin 1/2 teaspoon salt 2 tablespoons vegetable oil 2 tablespoons grainy mustard 2 slices bacon, chopped 1 onion, thinly sliced 1/2 large[...]