chau ko tarkaari (mushroom curry-nepal)

Ingredients

• 1 pound fresh oyster mushroom
• 2 tablespoons vegetable oil
• 1 teaspoon dry mustard powder
• 1/4 teaspoon fenugreek seeds
• 1/4 teaspoon dried chives
• 1 medium onion, finely chopped
• 2 - fresh hot green chilies, halved lengthwise
• 2 cloves garlic, minced
• 1 1/2 teaspoons minced fresh ginger
• 1/2 teaspoon ground turmeric
• pinch ground asafetida (optional)
• 1 teaspoon ground coriander
• 1/2 teaspoon ground cumin
• 1/2 teaspoon salt
• 1/2 teaspoon cayenne pepper