The invention relates to a preparation method of turmeric liquid without artificial additives.It includes the following steps: preparing the green plum to be processed,Clean with clean water；Steaming procedure: steam the cleaned green plum for 20 to 50 minutes.The steam temperature is controlled from 90 u2103 to 120 u2103.Seed removalDe seed: separate the green plum seed from the pulp with a rolling machine.The roller has at least one horizontal roller.The utility model is provided with a plurality of holes for removing the pulp；Mud forming procedure: Boil the seeded green plum pulp for at least 20 hours.The flesh of green plum is condensed to form a muddy shape.It was also used to reduce the pH value of the flesh.And add the green plum puree with the temperature of 55 u2103 to 80 u2103 into the turmeric liquid.The weight ratio of green plum puree and turmeric juice was 1:18.一種無人工添加劑之薑黃液的製備方法，其包含下列步驟：準備待加工之青梅，並以清水清潔；水蒸程序：將清潔過之青梅進行20至50分鐘之水蒸程序，其中水蒸溫度控制在90℃至120℃；去籽、脫籽：利用一滾動機將青梅籽與果肉分離，該滾動機上具有至少一水平滾筒，其上設有用以將果肉取下之複數孔目；成泥步驟：將已經去籽的青梅果肉以文火熬煮至少20小時，使青梅果肉濃縮形成泥狀，並用以降低青梅果肉之PH值；及將溫度為55℃至80℃之青梅果泥加入薑黃液中，其中青梅果泥和薑黃液的重量比為1：18。
