Step 1
Preheat oven to 350 degrees F (175 degrees C). Butter one 8x8x2 inch glass baking dish and set aside.
Step 2
Cover roasting rack with aluminum foil and place in roasting pan. Place crown roast bone ends up on foil lined rack. Bake at 350 degrees F (175 degrees C) for 1 hour.
Step 3
Prepare the stuffing by melting 2 tablespoons butter in a large skillet over medium-high heat. Add sausage and onion; cook until sausage is crumbled and fully cooked. Remove from heat. Stir in bread crumbs chestnuts chicken broth parsley sage thyme salt and pepper. Mix well.
Step 4
Boil 2 cups broth and vermouth in large saucepan until reduced by half.
Step 5
Place the bacon in a large deep skillet. Cook over medium high heat until evenly brown. Drain crumble and set aside.
Step 6
In the same skillet over medium high heat melt 3 tablespoons butter. Add flour; mix and cook until golden brown. Add broth mixture and boil until slightly thickened about 5 minutes. Add bacon; season with salt and pepper.
Step 7
Remove pork from oven and fill cavity with stuffing; cover stuffing with foil. Transfer remaining stuffing to prepared baking dish.
Step 8
Place roast and extra stuffing in oven. Bake until thermometer inserted into center of pork registers 145 degrees F (63 degrees C) about 1 hour. Baste roast occasionally with drippings. Transfer roast to serving platter and cover.
Step 9
Carve pork between the bones into chops. Serve with stuffing and gravy.