Fazuľový prívarok s batatmi

Name: Fazuľový prívarok s batatmi
Cook time: 30 min
Total time: 30 min
Cuisine: Asian, Middle Eastern
Ingredients: 1 spoon oil; 1 onion; 2 sweet potatoes; 850 ml canned beans (dark, or k 500 g boiled); 1 ts ground red pepper; 1 ts ground cumin; 1 cup water or broth; 400 ml canned coconut milk (alebo smotanu na varenie); chilli (optional); ½ ts salt