The invention discloses oil tea which is prepared from the following raw material components in percentage by mass: 83% of wheat flour, 5% of wheat germ flour, 5% of corn flour, 3% of soybean flour, 2% of pea flour and the balance of a flavoring agent, wherein the percentage sum of the components is 100%. The preparation method of the oil tea comprises the following steps: step 1, weighing the raw materials in parts by mass; step 2, uniformly mixing the wheat flour, the wheat germ flour, the corn flour, the soybean flour and the pea flour, and then conducting airing, crushing and sieving to obtain a mixed raw material; step 3, preparing a flavoring agent a; step 4, preparing an oil tea blank; and step 5, cooling the oil tea blank at room temperature, then adding tea polyphenol and vitamin e, and uniformly conducting mixing to obtain the oil tea. The oil tea disclosed by the invention is rich in nutrition, unique in taste and suitable for dietary habits of people.