Potato and herb chicken salad

Ingredients

• 4 chicken breasts
• 2 1/2 ml ground black pepper
• 1 1/2 ml ground black pepper
• 30 ml mustard
• 30 ml mixed fresh herbs (rosemary, parsley, thyme), finely chopped
• 30 ml sunflower oil
• 12 small potatoes, skin on, halved and cooked
• 200 g baby spinach
• 1/4 green cabbage, thinly sliced
• 125 ml olive oil
• 15 ml cumin seeds, toasted and crushed
• 15 ml pumpkin seeds, toasted
• Juice and zest of 1 lemon