Easy Chicken Chilli with Beans and Peppers

Name: Easy Chicken Chilli with Beans and Peppers
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Cuisine: Mexican
Ingredients: 2 tablespoons olive oil; 500 g (1 pound) boneless, skinless chicken breast (put them in whole, then shred with 2 forks); 3 bell peppers (chopped); 340 g (2 cups) sweetcorn (2 cobs with corn cut off, or use tinned or frozen); 1 jalapeno pepper (diced); 1 red onion (diced); 4 cloves garlic (minced); 250 g (2 ½ cups) mushrooms, chopped; 1 tin taco mixed beans; 400 g (2 ½ cups) tin chopped tomatoes; 1 teaspoon dried oregano; 2 teaspoons ground cumin; 2 teaspoons chili powder (adjust to taste); 1 teaspoon chili garlic spice; 500 ml (2 cups) chicken stock; cheese, avocado, tortilla chips, coriander