Mushroom Stroganoff with Parsnip and Leek Purée

Name: Mushroom Stroganoff with Parsnip and Leek Purée
Prep time: 10 min
Cook time: 1 h 15 min
Total time: 1 h 15 min
Yield: 6 portions
Ingredients: 150 g onions; 1 garlic clove; 30 g olive oil; 250 g carrots; 1 tsp fine sea salt; 1 pinch ground white pepper; 1 pinch ground nutmeg; 400 g tinned chopped tomatoes; 200 g fresh mushrooms; 500 g hearts of palm, tinned; 200 g soya cream; 250 g leeks; 25 g butter; 450 g rice milk; 1000 g parsnips; 1 tsp fine sea salt; fresh parsley leaves