Acacia Leaves (Cha – Om) is a Thai vegetable that is covered with numerous tiny, but incredibly sharp thorns!
it is pungent, quite unpleasant odor. This unusual plant is one of the tropical varieties of acacia, and is also known as climbing wattle in English. It grows as a small shrub, whose stems are harvested and sold in small bunches at the market. The leaves of cha om are used in Thai cooking. To remove the leaves from the thorny stems, simply hold each stem by its top and then pull downward on each side, releasing the delicate leaves as you go. The leaves can be collected and stored like this for up to a few days in the refrigerator, but are best when used fresh.