The invention discloses a high-protein high-fiber solid beverage, belonging to the field of food. The high-protein high-fiber solid beverage is composed of the following raw materials: 35-55 parts ofprotein powder, 35-45 parts of fiber powder, 0.5-10 parts of white kidney bean powder, 0.5-10 parts of linseed oil powder, 0.5-5 parts of mixed fruits and vegetables, 0.5-2 parts of compound minerals,0.1-0.5 part of compound vitamins, and 0.01-0.02 part of stevioside. The solid beverage is large in brewing times; after being brewed, the solid beverage is pasty, gives out rich bean flavor, has rich nutrients, can supplement proteins, unsaturated fatty acids, dietary fibers, fruit and vegetable essences, vitamins and minerals required by a human body, inhibits the absorption of carbohydrate, has the effects of enhancing immunity, supplementing body nutrition, improving gastrointestinal functions and replacing meal to reduce fat, and is suitable for health management of people with hypertension, hyperglycemia and hyperlipidemia, weight management of obese people and daily meal replacement of common people.