An instant bean curd flower is characterized by mainly consisting of the dried product of a mixture of condensed milk and soybean milk, delta-gluconolactone and white sugar, wherein the content of protein is 8-50wt%, the content of condensed milk is 5-30wt%, the content of white sugar is 70wt%, and the content of delta-gluconolactone is 1-8wt%. It has the characteristics of various protein properties, high content and good taste. Generally harmless to the body.