crystallised

To make something form into crystals

“I crystallized the copper sulphate by slowly cooling a saturated solution.”

To assume a crystalline form

“The copper sulphate crystallized from solution.”

To give something a definite or precise form

“After some thought, I crystallized my ideas for the paper.”

To take a definite form

“My ideas crystallized overnight.”

To coat something with crystals, especially with sugar

“We crystallized the fruit by coating in sugar.”