Grilled Steak without vinegar

1 lb beef tenderloin , trimmed cooking spray 4 cups water 1/2 lb cut green beans 4 cups trimmed watercress (about 1 bunch) 1 cup grape tomatoes , halved 3/4[...]

1 teaspoon cumin 1 teaspoon cayenne 1 teaspoon pepper 1 teaspoon salt 1 teaspoon dried thyme 2 garlic cloves , chopped 1/2 bunch chopped cilantro 1 tablespoon[...]