Potato Bonda Burger - Maya Kaimal

Ingredients

• 2 large russet potatoes(1½ pounds), peeled and cut into 1-inch chunks
• 2 tbsp neutral oil, plus more for frying
• 1¼ tsp brown mustard seeds
• 2 tsp white urad dal or red lentils
• 1 medium yellow onion, finely chopped
• 3 tsp minced ginger
• 2-3 tsp minced jalapeño
• 1/2 tsp ground turmeric
• ¼ tsp cayenne
• 1 tsp salt
• ½ cup panko or breadcrumbs
• 1 large egg (or egg substitute), lightly beaten
• ⅓ cup broken cashew pieces