Step 1

Rub roast all over with olive oil

Step 2

Chop leaves of rosemary and combine with garlic, sea salt and pepper

Step 3

Rub around the outside of the roast to form a crust

Step 4

Preheat a skillet or multicooker to 400 degrees

Step 5

Add roast and sear on each side until lightly browned (4-6 minutes)

Step 6

Deglaze pan with balsamic vinegar and transfer all contents to slow cooker

Step 7

Cover and cook on low for 8-9 hours

Step 8

Remove and let rest for 15-30 minutes then slice to serve