Three-bean salad

Ingredients

• 1 x 400g tin chickpeas, drained and rinsed
• 1 x 400g tin butterbeans, drained and rinsed
• 1 x 400g tin red kidney beans, drained and rinsed
• celery stalks, chopped
• 1 red onion, peeled and diced
• 2 tbsp sundried tomatoes, chopped
• 3 tbsp olive oil
• 1 tbsp red-wine vinegar
• small handful fresh coriander chopped + extra, to garnish