You can find this recipe here.
This is all about the moist absorption of flavor. The potatoes are almost sure to soak up whatever you've got.
It's super-easy to make but difficult to clean. All of that liquid will reduce, browning the sides and bottom. The caramelized garlic bits will stick like glue. I saved myself much clean-up time and frustration by using a disposable but recyclable aluminum pan. It was worth the .99 cents.