Pressure cook potatoes, peas and cauliflower in a cooker. Mash the potatoes.
Finely chop onions, tomatoes and green simla mirchi.
In a pan heat 2 Tbsp oil. Add cumin seeds and allow it to sputter. Then add 2 Tsp red chutney, pav bhaji masala and mutton curry masala. Saute it for a minute.
Add chopped onion, tomatoes and green simla mirchi. Add salt and 1/2 cup water. Put a lid on the pan and cook all the vegetables.
Add cooked peas, cauliflower and mashed potatoes.
Mash all the bhaji with masher.
Pav Bhaji Chutney:
Boil 7-8 kashmiri red chilies in water for 10-15 minutes. Switch off the stove and put a lid on it.
Keep it covered for 20 minutes.
Remove all the seeds from the chilies.
Grind the chilies in the blender along with 10 garlic cloves and 1 Tsp cumin seeds. Add salt.