The best flavours are Oreo and Choco Chip. The Rose one is refreshing as well.
Get Great Milkshakes From Keventers Delivered At Your Doorstep With Swiggy
They don't deliver but you can always order online through Zomato or Swiggy.
What could be better?
The cold coffee isn't something I'd recommend.
The cost for two people is roughly around INR 500.