Preparation technology of passion fruit sandwiched dried fruits

The invention relates to the technical field of sandwiched dried fruits, and discloses a preparation technology of passion fruit sandwiched dried fruits, and the technology comprises the following steps: S1, separating passion fruit peel and pulp parts; s2, dehydrating and freeze-drying the peel to prepare a dried fruit main body; s3, mixing the pulp with edible salt, nisin, drinking water, white granulated sugar, disodium 5 '-ribonucleotide, glycine, yolk liquid, potassium sorbate, soybean oil, hydroxy propyl distarch phosphate and mustard oil to prepare sandwich stuffing; s4, squeezing the sandwich stuffing into the dried fruit main body; peel and pulp of the passion fruit are fully utilized, and waste of the passion fruit peel is reduced; the prepared sandwich dried fruit is crisp in outer layer, moist, soft and smooth in inner layer and rich in nutrition, the sour taste of the passion fruit pulp is reduced through the salty taste of the edible salt and the slight peppery taste of the mustard oil, the use