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Acquire all of the necessary ingredients, including the henna powder, before creating the paste, as the creation must be done in one sitting. You will need:  Henna powder. Strongly brewed herbal tea. Lemon juice. Eucalyptus oil. Squeeze bottle. Various tips. Straight pin. Q-tips. Cotton balls. Sugar. Olive oil. You can purchase henna powder at a variety of pharmacies, including Walgreens and Walmart, or you can buy it readymade on Amazon.com Visit our other tutorial for more information on choosing the right henna powder. Cover the paste with plastic wrap to keep it air sealed and let the mixture rest for 24 hours in room temperature. The mixture may become slightly thicker during this process of resting. After the mixture has rested, make sure that it is not too runny.

Summary:
Purchase the necessary ingredients. Cover the paste and let it sit for 24 hours.