Preparation method of passiflora edulis powder

Abstract

The invention discloses a preparation method of passiflora edulis powder. The preparation method comprises operating steps as follows: (1), whole passiflora edulis is taken and treated, and passiflora edulis pulp without seeds is obtained; (2), an excipient with the dry weight accounting for 5%-30% of that of the passiflora edulis pulp obtained in the step (1) is added to the passiflora edulis pulp and subjected to homogenization, the excipient and passiflora edulis pulp mixed solution is obtained and subjected to vacuum freeze drying, smashing and packaging, and the passiflora edulis powder is obtained. The prepared passiflora edulis powder has high sensory quality, heavy fruity flavor and high nutrition; the preparation method is simple and easy to operate; meanwhile, the excipient in the passiflora edulis powder adopts at least one of maltodextrin, Arabic gum and whey protein isolate and can better dry and form the passiflora edulis pulp, and the problems of slow water evaporation, loss of nutrition and flavor substances, easiness in moisture absorption caking of end products and the like due to high sugar content and high acidity of the passiflora edulis pulp are solved.

Description

technical field

[0001] The invention belongs to the field of food processing, and in particular relates to a preparation method of passion fruit powder. Background technique

[0002] Passion fruit is also known as passion fruit because of its strong fragrance of more than 100 kinds of fruits such as pineapple, apple, lemon, banana, strawberry, mango, pomegranate, orange, etc. Its juice is bright in color and rich in various vitamins, K , Na, Mg, P, Zn, Ca, Fe, Mn, Cu and other trace elements up to 21 kinds; glutamic acid, proline, aspartic acid, lysine, leucine, arginine, valine 17 kinds of amino acids such as acid, isoleucine, threonine and tyrosine. Passiflora fruit has a short shelf life, and the skin will lose water and wrinkle within 7 to 10 days at room temperature, and the fruit pulp is very susceptible to infection by germs and corruption. The storage period is only 4-5 weeks under the conditions of temperature 6.5°C and humidity 85-90%. Therefore, the research on...

Images