Tomato, chicken and black bean soup with avocado toast

Name: Tomato, chicken and black bean soup with avocado toast
Prep time: 10 min
Cook time: 15 min
Total time: 25 min
Cuisine: Mexican, Latin American, American
Ingredients: 2 x 430g pouches Tuscan Style Tomato and Basil Soup(or your choice of packaged tomato based soup); 400g can no-added-salt diced tomatoes; 2 teaspoons crushed garlic; 400g can black beans, rinsed, drained; 2 x 125g cans corn kernels, drained; 1½ cups shredded cooked chicken breast; 4 slices wholegrain sourdough, toasted; 1 small avocado, mashed; ½ cup reduced-fat sour cream, to serve; ¹⁄³ cup fresh coriander leaves, to serve; ...