[eru]

No, you make a larger amount of liquid, and then you divide it.

You'd only have one node. Just like you don't put every bite of food into its own node.

[ulbu]

you can divide it into multiple containers, where they become multiple objects, each participating in a different (sub)recipe. node as use of unit-item, not the physical bunch of item itself. instance, not type.

[eru]

Depending on what you want to model, either view can make sense.