Barley & Spinach Soup with Sage

Barley & Spinach Soup with Sage

This soup is quick, easy, low in calories, high in vitamins and minerals and soothing on the digestive system. You will need: 1  onion; 3 sticks of celery and 3 sage leaves, finely chopped 3 tablespoons of olive oil 1.5 litres of vegetable stock 200 g fresh spinach...