Allow them to soak until they turn opaque, about 30 minutes.
Place them under a hot grill until the flesh turns opaque.
The noodles will puff up and turn opaque in 5 to 10 seconds.
Caution flickered in the man's eyes, and they turned opaque.
The wide partition window seemed to be one of those that would turn opaque at a touch.
Add the rice and cook, stirring, until it has turned opaque.
He stood near the mirrors, which had turned black and opaque in his presence.
At the point of cooking when that quality has just about vanished and the fish turns opaque, it is done.
Let the rice cook three to four minutes to absorb the butter and turn opaque.
Her mind, usually as clear as a running spring, turned opaque.