Bendobs - you can just put the top and hold it tightly when you shake the bottle. From what I remember, you are not supposed to make the feeds up too much in advance but you can get little pots with a turnable lid and you can measure out the powder and just pour one compartment's worth out at a time (
Amazon.co.uk User Recommendation ).
On the first three, I was really mean and gave them room tempreature bottles in the middle of the night (far too much hassle to be warming up water, etc).
So glad to hear that Phoebe is making good progress but do appreciate that you have so many conflicting emotions, x