To prepare a tropical coconut black bean soup recipe, first you'll need to gather your ingredients. First, you will need the following ingredients: 1 pound of black beans 1 cup of water 2 tbsp. of coconut oil Instructions: Place the beans, coconut, onion, garlic, chili powder, cumin, salt and pepper in the saucepan. Bring the mixture to boil, then reduce the heat to medium-low and simmer until the vegetables are tender, about 20 minutes. Add the coconut milk and stir to combine. Simmer for an additional 10 to 15 minutes, or until thickened. Serve the soup with sour cream or guacamole, if desired.