The image shows a cross-section of what appears to be a false truffle mushroom covered with mold fungus.
The false truffle is white and has an oval shape. The outer layer consists of brownish-brown skin, which is slightly shiny. The inside has a soft, moist texture similar to that of an avocado. The color of the inner part changes from light brown at the bottom to dark brown toward the top.
In the background, there are numerous twigs and pine needles scattered around. The overall environment appears to be a forest floor or woodland area. – AI vision