The chrysanthemums can be scalded with boiling water. Because the chrysanthemums purchased outside will have bacterial residue, you can wash the chrysanthemums and then soak them in salt water for a few minutes before blanching them. If you do cold chrysanthemum can not blanch, soaked in salt water can be, because the chrysanthemum itself is more crisp, directly cold can be directly preserved chrysanthemum this taste.