This is not worth the effort to make; a plain cheese souffle served with a mixed greens salad is much better.
It have little flavor. We had to add hot sauce - lots of it.
I started with fresh greens (kale and spinach), so it was a bit more work, as the greens needed to be lightly cooked first. We liked it, but found the cheese taste to be almost imperceptible and the greens a little too much in proportion. Would not make again, but it was certainly edible and enjoyable. Might be better as a side dish than as a vegetarian entree, which is how I served it.
This was easy and good. I used Chard