Asparagus, chicken, egg and new potato salad

Ingredients

• 350 grams (10-16) baby new potatoes (use any variety, or a mixture is nice)
• 1 bunch asparagus, trimmed, spears cut in half
• 1/2 small red onion, thinly sliced
• 1 1/2 teaspoon capers
• 1 roast chicken leg or breast, meat shredded
• 2 handfuls baby salad leaves
• 2 soft or hard-boiled eggs, peeled and halved
• Herb dressing
• 1/4 cup chopped flat-leaf parsley
• 1/4 cup mint leaves
• 3 tablespoons chopped dill
• 3 anchovies
• juice ½ lemon
• 3 tablespoons extra virgin olive oil