Smoky bean chilli

Name: Smoky bean chilli
Cook time: 20 min
Total time: 20 min
Cuisine: Mexican
Ingredients: 3 tbsp olive oil; 1 large red onion, sliced; 3 peppers, 1 red, 1 yellow and 1 green, deseeded and cut into chunks; 2 large flat mushrooms, sliced; 2 tsp chipotle paste; 400g tin pinto beans, drained and rinsed; 2 x 400g tin black beans, drained and rinsed; 400ml enchilada sauce; 4 tbsp fresh chopped coriander; 3 spring onions, finely shredded; 200g pot Tesco smashed avocado, to serve; 150ml Tesco soured cream, to serve; 200g packet Tesco tortilla chips, to serve; lime wedges, to serve (optional)