Sweet Potato and Black Bean Chilli (Vegan + GF) - The Pesky Vegan

Ingredients

• 1 tablespoon olive oil
• 1 large onion, chopped
• 4 garlic cloves, finely chopped
• 2-3 fresh chillies, finely sliced
• 2 large sweet potatoes, peeled and chopped into 1-inch cubes ((1.5 lbs / 700 g))
• 2 tablespoons tomato puree
• 3x 14 oz (400 g) tins plum tomatoes
• 2x 14 oz (400 g) tins black beans, drained
• 1 tablespoon Marmite ((or other yeast extract if GF))
• 2 tablespoons Henderson's Relish ((or half the amount of red wine vinegar, see notes))
• 1 tablespoon cumin powder
• 2 teaspoons smoked paprika
• 2 teaspoons oregano ((or homemade Italian mixed herbs))
• 4 bay leaves
• 1 cup (240 ml) vegan stock
• 5 oz (150 g) fresh spinach ((approx. 4-5 cups))
• Salt and black pepper to taste
• Small bunch fresh coriander (stems and leaves)