Nibblous | massive vegetable soup

Ingredients

• 2 red onions, sliced
• 1 leek, cleaned and thinly sliced
• 2 cloves garlic, finely chopped or sliced
• 2-4 carrots, peeled and thinly sliced
• 2 medium-sized beetroot, peeled and sliced into matchsticks
• 2-3 stalks celery, thinly sliced
• thinly-sliced courgette or two
• heaped teaspoonful crushed coriander seeds
• 1 very finely sliced hot dried red chilli (I cut mine with the scissors)
• handful of thinly-sliced cabbage
• 500mls stock
• 500mls passata
• 3-4 tablespoons red wine vinegar
• 2 handfuls of spinach, washed and drained