Mix together cranberry sauce, orange juice, onion soup mix, garlic cloves, salt and pepper and pour over turkey thighs. Cook on low 8 hours.
Remove turkey from crock. Strain juices into a saucepan. Bring to a boil. Mix together the triple sec and cornstarch. Whisk the cornstarch mixture into gravy until thickened. Add the cream of mushroom soup. Serve over turkey and there is plenty for potatoes. Garnish with parsley