Answer:
What do ghost serve for dessert?
This large green melon has red pulp inside and watery juice. Best enjoyed cold on a hot summer day
It is basically a cake made of cow.
Squeeze it and it cries tears. As red as its flesh, but its heart is made of stone.
It nukes food at the touch of a button.
I stand in one place yet fill the whole room. I can be filled with molten rock and come in every hue. What am I?