Choi Sum and Mixed Vegetable Salad with Pineapple Dressing

Name: Choi Sum and Mixed Vegetable Salad with Pineapple Dressing
Ingredients: 7 ounces Choi Sum leaves (flowering Chinese cabbage) or baby bok choy, washed, trimmed and sliced; 4 ounces sugar snap peas, washed; 2 large carrots, julienned; 1 red bell pepper, sliced; 1 yellow bell pepper, sliced; 8 ounces canned pineapple, sliced; 2 spring onions (green), finely sliced; 2 to 3 tablespoons groundnut (peanut) or olive oil; 7 tablespoons pineapple juice; 2 tablespoons light soy sauce; 1 tablespoon rice vinegar or cider vinegar; Pinch freshly cracked black pepper