Cumin and scallion potato salad

Name: Cumin and scallion potato salad
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: Asian, Indian
Ingredients: 1kg potato (non waxy); 1 tbsp salt; 6 scallions; 6 tbsp olive oil; 4 tbsp lemon juice; 1/2 tsp ground cumin; 1/2 tsp salt; 1/4 tsp black pepper; 2 tsp cumin seeds