Sweet potato leaf-perilla leaf composite beverage and preparation method thereof

Abstract

The invention provides a sweet potato leaf-perilla leaf composite beverage and a preparation method thereof. The sweet potato leaf-perilla leaf composite beverage comprises the following components: 10-15% of sweet potato leaf leach liquor, 15-20% of perilla leaf leach liquor, 4-10% of white granulated sugar, 1-3% of honey, 0.06-0.1% of citric acid, 0.01-0.02% of essence, 0.01-0.04% of potassium sorbate, 0.01-0.02% of ethyl maltol, and the balance water. The preparation method comprises the following steps: using ultrasonic wave to extract sweet potato leaves and perilla leaves respectively to obtain the sweet potato leaf leach liquior and the perilla leaf leach liquor; adding the white granulated sugar, the honey, the citric acid, the essence, the potassium sorbate and the ethyl maltol to the water, heating to dissolve the materials, adding the sweet potato leaf leach liquior and the perilla leaf leach liquor when the mixture is heated to 55-65 DEG C, heating to 25-35 DEG C after thewater is complemented, carrying out clarifying filteration on the mixture with chitosan, homogenizing, degassing, sterilizing, and cooling to prepared into the sweet potato leaf-perilla leaf composite beverage. The sweet potato leaf-perilla leaf composite beverage of the invention is unique in taste, good in mouthfeel, good for children and adults, low in cost of raw materials, simple in preparation technology, and rich in nutritional value and healthcare functions, and has wide market development prospects.

Description

technical field [0001] The invention belongs to the technical field of beverage production, and in particular relates to a compound beverage prepared by taking sweet potato leaves and perilla leaves as main raw materials and adding other natural nutrients. The invention also relates to a method for the preparation of the beverage. Background technique [0002] Perilla [Perilla frutescens (L.) Britt], also known as Chisu, Red Su, Xiangsu, Baisu, etc., is an annual herb of the genus Perilla in the family Lamiaceae. It has been cultivated in my country for more than 2,000 years. Traditional medicinal and edible plants are also one of the first batch of 60 traditional Chinese medicines that are both food and medicine promulgated by the Ministry of Health. Perilla stems and leaves are high in volatile oil content, containing perillaldehyde, perillone, limonene, brigene, elemene, citral, dill apierole and other ingredients, with a specific aroma, and rich in chlorophyll and B vita...

AI Technical Summary

Problems solved by technology

The storage period of fresh sweet potato leaves is very short, so its processing and utilization are also limited

Although sweet potato leaf beverages are also sold on the market, most of them have a poor taste due to the special bitter taste of sweet potato leaves.