Step 1

In a medium bowl, whisk together 1/2 cup beef broth and next 9 ingredients (up to roast).

Step 2

Place cubed roast into a slow cooker. A 4 or 5 quart slow cooker works well.

Step 3

Pour sauce over cubed meat.

Step 4

Cover and cook on low heat for 6-8 hours.

Step 5

In a small bowl, whisk together cornstarch and remaining 1/4 cup broth.

Step 6

Stir cornstarch mixture into the slow cooker.

Step 7

Cover and cook on high heat for an additional 30 minutes, or until the sauce has thickened.