They are gingerbread (or something really similar) but not houses even if the trees are 3D, but feel free to move them to the house category.
Pictures of my entries (3 cookies from different angles):
First
Second
Third
Fourth
Fifth
Just posting these because I'm really proud of them, but not all of them are my work:
Edible forest
And this is the first batch we baked with my family (they are ALL gone now, gifted or eaten), the trees are included in the second, so no trees here: Moose invasion