- 1 onion
 - 1 carrot
 - 1 celery stick
 - 1 vegetable stock cube
 - 400g souping mushrooms
 - 2 garlic cloves
 - A handful of rosemary, leaves only
 - 1 tbsp balsamic vinegar
 - 1 apple
 
- 1 tbsp olive oil
 - Sea salt
 - Freshly ground pepper
 - 500ml boiling water
 
- 1.
Peel and finely chop the onion and carrot. Slice the celery. Warm a large pan for 1 min. Add ½ tbsp oil and the chopped veg. Season. Sizzle over a medium heat for 5 mins till the veg pick up a little colour.
 - 2.
Crumble a stock cube into the pan. Pour in 500ml boiling water. Cover and simmer for 10 mins.
 - 3.
While the stock simmers, thinly slice the mushrooms. Peel and finely chop the garlic. Warm another pan for 1 min over a medium heat. Add ½ tbsp oil and the mushrooms. Season. Fry for 8-10 mins till golden. Stir now and then.
 - 4.
Finely chop 1 tbsp of the rosemary leaves. Add to the mushrooms with 1 tbsp balsamic and the garlic. Cook over medium-high heat for 1-2 mins till fragrant. Take off the heat. Scoop out a heaped spoonful of mushrooms and set aside.
 - 5.
Peel, core and chop the apple. Add the mushrooms and apple to the soup pan. Blend till smooth with a hand-held blender, or blitz in a blender. Taste and season. Ladle into warm bowls. Garnish with the reserved mushrooms and extra rosemary.