Summer Soup - Penny Melville-Brown

Ingredients

• 3-4 spring onions, trimmed but green leaves retained, roughly chopped
• 1 tablespoon oil
• 1 cucumber trimmed and roughly chopped
• 500ml water
• Half a stockpot/cube
• Tablespoon fennel and tarragon leaves
• Salt and pepper
• 1 medium potato peeled and cooked
• 2 heaped teaspoons thick cream