Black Bean Burger with Wild Mushrooms Black Rice and Fresh Coriander

Name: Black Bean Burger with Wild Mushrooms, Black Rice and Fresh Coriander
Ingredients: For the patty; 1 cup black beans; 1 cup black rice; 1 tbsp chia seeds; 1⁄2 tsp chili powder; 2 tbsps coconut oil; 1 tsp dried coriander seed (ground); 9 sprigs fresh coriander (finely chopped); 3 cloves garlic (minced); 1⁄2 tsp ground cumin; 1 ketchup; 2 tsps masala powder; 2 tsps sea salt; 4 tbsps water; 2 cups wild mushroom; For the burger; 8 burger bun whole grains; 8 tbsps hummus; 8 medium iceberg lettuce; 8 tbsps ketchup; 1 large onion (finely sliced); 4 medium scallion (thinly sliced); 2 large tomato (sliced); 2 tbsps water