1/4 cup balsamic vinegar
1/4 cup olive oil
1 medium shallot, minced
2 tablespoons minced garlic
2 tablespoons minced fresh parsley
2 tablespoons Dijon mustard
1 tablespoon granulated sugar
1 teaspoon beef bouillon
1 teaspoon kosher salt
1 teaspoon freshly ground black pepper
1/2 teaspoon meat tenderizer
2 to 3 pounds boneless chuck roast
Chimichurri sauce, for serving, optional