Mighty Marmite™ and lentil soup - Marmite

Ingredients

• 2 tbs olive oil
• 1 onion, peeled, finely chopped
• 1 tsp garlic, crushed
• 1 tsp ginger, fresh grated
• 2 large potatoes, finely diced
• 1 tsp ground coriander
• 1 tsp ground cumin
• 200 grams brown button mushrooms, sliced
• 2 stalks celery, sliced
• 440 gram can brown lentils
• 1 tbs Marmite™
• 1 tbs lemon, juice
• 2 cups vegetable stock
• greek yogurt, chives and crunchy bread (to serve)