The invention provides a nutrient cake and a making method thereof. The nutrient cake is prepared from, by mass, 100-120 parts of egg liquid, 60-80 parts of white granulated sugar, 50-70 parts of low-gluten flour, 45-55 parts of edible oil, 25-35 parts of dried meat floss, 10-15 parts of yolk powder, 8-12 parts of honey, 6-8 parts of d-sorbitol solution, 6-8 parts of trehalose, 5-7 parts of compound baking powder, 5-7 parts of cake emulsifier, 1-2 parts of edible salt, 0.1-0.2 part of potassium sorbate, 0.05-0.1 part of sodium dehydroacetate and 8-10 parts of water. The nutrient cake is prepared through stirring, leavening, filling, capping, baking, decapping, demolding, cooling, sterilization, nitrogen introduction and packaging. The product is golden in color, properly salty and sweet, fine and dense in texture, thick in egg flavor, balanced in nutrition, capable of achieving healthcare including digestion promotion and immunity enhancement, capable of being absorbed by the body easily, and capable of reducing the consumption of preservative and prolonging shelf life.