Yerba Mate Preparation: Hot: To release the full flavor and benefits of yerba mate, steep one tea bag in 8 oz of 170 degrees F water for 5 minutes. Iced: Steep directly in cold water - no heat required. Stir and strain after 10+ minutes. Add ice, sweetener and citrus to taste. Special Instructions: Moisten herb with cool water before brewing. Don't use boiling water. Add another tea bag with each re-pour.