Chargrilled chicken and vegetable salad

Spring has finally sprung – and if you’re thinking it’s time to shed some of those extra winter kilos, this tasty salad is a good place to start.   Ingredients (serves 4): Olive oil cooking spray 800g chicken breast fillets, trimmed 3 baby marrow, sliced diagonally 2 red bell pepper, quartered 1 bunch asparagus, trimmed 120g…