>>76543723
>milk you buy at the store is stored in plastic anyway unfortunately
I buy powder milk.
I thought about separating the ingredients, but then it would take too long to get it to a decent consistency.
>>76543719
>Choose any small/medium sized tupperwear-like container. Bonus points if it's spill proof
Tried those, it would splash on the cover from below and even spill.
>>76543738
I did, got pic.
It's nice but it still leaked a bit.
I think most of these aren't sealed 100% and more about storing food and not carrying it around.