Top each plate with 1/4 steak mixture. 1 Place beef in a bowl with garlic, chilli, fish sauce, sugar, a pinch of salt and 1 tbsp oil. Thai Beef Salad. Place 1 cup of the watercress on each of 4 plates. Combine, cover and refrigerate for 1 hour. 1 ½ lb lean beef tenderloin; 3 bay leaves; Salad. 2 For salad, combine ingredients in a bowl and transfer to a serving plate.. 3 Heat remaining oil in a large frying pan or wok over high heat. Ingredients Beef. 3 watercress bunches, washed and dried (stems and wilted leaves removed) 1 ¼ cups fresh mint leaves, washed ; 1 ¼ cups fresh cilantro leaves, washed ; 2 red radish bunches, washed and thinly sliced, tops removed; 1 medium purple onion, thinly sliced ; 2 Tbsp. Makes: 6 servings.