Potato beetroot bhaji

Ingredients

• 2 potatoes ( medium size ), boiled, peeled and mashed
• 1 beetroot, boiled, peeled and mashed
• 1 tablespoon oil
• 1 teaspoon mustard seeds
• 1/2 teaspoon jeera ( cumin seeds )
• 1/2 teaspoon urad dal
• 1 spring curry leaves
• 2 green chillies, slit lengthwise
• 1/2 - inch piece ginger, finely chopped
• 1/2 teaspoon red chilli powder
• 1/4 teaspoon turmeric powder
• 3/4 teaspoon salt