Deliciously Ella's three bean stew recipe

Ingredients

• Large glug of olive oil
• celery sticks, finely chopped
• medium onion, finely chopped
• salt and pepper
• garlic cloves, finely chopped
• red chillies, deseeded and finely chopped
• can of chopped tomatoes
• tablespoons tomato purée
• red peppers, finely chopped
• can each of butter beans, black beans and cannellini beans, drained and rinsed
• large handful of fresh coriander