MIX Simmer Sauce and next 6 ingredients until blended.
PLACE steak, top-side down, on work surface; spread with crumb mixture to within 2 inches of edges. Roll up steak, starting at one short end. Tie closed with kitchen string.
PLACE in slow cooker; top with Cooking Sauce. Cover.
COOK on LOW 4 to 5 hours or until done (160ºF). Remove string before serving.