Broccoli lemon chicken with cashews

INGREDIENTS

• 1 tbsp groundnut oil or sunflower oil
• 340g pack of mini chicken breast fillets (sometimes called goujons)
• 2 garlic cloves , sliced
• 200g pack tender stem broccoli , stems halved if very long
• 200ml chicken stock
• 1 heaped tsp cornflour
• 1 tbsp clear honey or 2 tsp golden caster sugar
• the zest of half a lemon and the juice of a whole one
• a large handful of roasted cashews