Compound protein walnut milk and production process thereof

The invention discloses compound protein walnut milk and a production process thereof, and belongs to the technical field of compound protein beverage preparation, and the compound protein walnut milk is mainly prepared from the following raw materials: walnut kernels, sodium tripolyphosphate, whole milk powder, cane sugar, sodium carboxymethyl cellulose, erythritol, edible essence, sucrose fatty acid ester and sodium bicarbonate. The preparation method comprises the following steps: (1) screening and peeling walnut kernels; (2) preparing walnut pulp; (3) preparing milk powder liquid; (4) blending mixed pulp; the walnut endopleura has bitterness and can influence the flavor of the beverage, so that the peeling method is improved when the compound protein walnut milk is prepared. The endopleura is removed through peeling liquid, liquid nitrogen treatment and ultrasonic treatment, and by means of the preparation method, the endopleura removal rate is high, and the beverage is rich in fragrance and milky white i