Take out all the frozen vegetables an hour before cooking.
Cut Eggplant, cauliflower, potatoes, and sweet potatoes into big cubes.
Heat oil in a pan. Add all the frozen vegetables (Tuver, drumsticks, green peas, surti papdi, and Val papdi) and add 2 cups of water. Cover it with a glass lid or a plate.
Let it cook for 5 minutes over medium to high heat.
Now add regular potatoes, cover the pot and let them cook for 5 to 6 minutes over medium to high heat.
Open the lid and now add eggplant, sweet potatoes, cauliflower, and 2 cups of water. Cover it again and let them cook for 10 more minutes or until all the vegetables (frozen and fresh) are tender.
Open the lid, add prepared masala, tomato, and muthias. Mix everything well.
Add 1 cup of water (If required), cover the pot, and let everything cook for 5 minutes on medium heat. Stir in between.
Open the lid and check the consistency.
Switch off the flame and garnish it with cilantro.
Please note, cooking time may vary a bit if you are using fresh vegetables.
Serve it with poori, roti, paratha, or plain rice.