congeal
Definitions
To solidify or become semi-solid, especially by cooling.
To coagulate or thicken, as a liquid does when it turns into a jelly or curd.
Examples
The bacon grease began to congeal as the pan cooled down on the stove.
If you leave the gravy in the refrigerator, it will congeal into a thick jelly.
The blood started to congeal around the wound, slowing the bleeding.