The nutritional value of passion fruit is relatively high. It is rich in vitamins and minerals. Passion fruit can be made into jam. There are many ways to make it. It can be heated or made directly without heating. Both are more convenient. A good tip is to scald the glass bottle you prepare when making jam with boiling water, so that the passion fruit jam can be stored for a longer time and avoid deterioration of the jam due to unclean inside.

How to make passion fruit jam without heating

Yes! Vitamin C is destroyed by heating. Passion fruit, whose scientific name is passion fruit, is also known as egg fruit, passion fruit and passion fruit. It is known as passion fruit because of its nutritious and fragrant juice, which has the aroma of guava, mango, banana and other fruits. Passion fruit originates from the tropical rain forests of the Amazon River in South America. Because the shape of the flowers resembles the cross of Christ, it was once believed by Spanish explorers and missionaries to be eaten by Adam and Eve, the ancestors of mankind mentioned in the Bible. The "mysterious fruit", so its English name is "passionfruit", which means "the fruit of enthusiasm, passion and love". Passion fruit is native to Brazil and is now widely planted in tropical and subtropical areas. It is grown in South America, South Africa, Southeast Asian countries, Australia and the South Pacific. Our country has recently introduced passion fruit for trial cultivation and listed passion fruit as a famous and rare fruit variety in Guangdong.

Passion fruit is a herbaceous vine, about 6 meters long; the stems are finely striped and hairless. There are 5 petals, as long as the sepals; the base is light green, the middle is purple, and the top is white. The berries are ovoid, 3 to 4 cm in diameter, hairless, and the outer skin of the mature fruit is purple; the seeds are numerous and oval. The flowering period is June and the fruiting period is November. The fruit can be eaten raw or used as vegetables and feed. Used as medicine, it has exciting and strengthening effects. The fruit pulp is juicy and can be made into a fragrant and delicious drink by adding bicarbonate of calcium carbonate and sugar. The seeds are pressed for oil, which can be used for food, soap making, paint making, etc. The flowers are large and beautiful, without fragrance, and can be used as garden ornamental plants.

There are three varieties of passion fruit, namely yellow passion fruit, purple passion fruit and purple passion fruit. Among them, purple passion fruit is a high-quality variety produced from the cross between yellow and purple passion fruits. It has high juice content, extremely fragrant taste and strong disease resistance.

The nutritional value of passion fruit

The juice content of passion fruit is as high as 30 to 35%. The juice has the rich flavor of dozens of fruits and is rich in vitamins and organic acids. It can be diluted and added with sugar. Great food to beat the heat. Juice is extremely nutritious. According to scientific analysis, every 100 grams of passion fruit juice contains 15.2 grams of total sugar, 4 grams of total acid, 1.36 grams of protein, 1.22 grams of fat, 24.6 mg of phosphorus, 30 mg of calcium, 227 mg of potassium, 1.3 mg of vitamin A, and vitamin B1. 25 mg, vitamin C 70 mg, organic acid content about 3%, 17 kinds of amino acids, accounting for 20% of the total amino acids required by the human body. Egg fruit and passion fruit are very rich in natural vitamin C. Every 100 grams of juice contains 34.6 mg of vitamin C. It is also rich in vitamins A, B1, B2, etc. It is also rich in calcium, phosphorus, iron and various Amino acids and other substances and trace elements.

Egg fruit is rich in organic acids, niacin, amino acids, linoleic acid, minerals, β-carotene, lycopene, soluble dietary fiber, alkaloids, flavonoids and more than 160 kinds of essential substances for the human body. It is a kind of natural food with high health care and medicinal value.

There are 165 compounds in egg fruit juice, which constitute a special flavor. Regular consumption of egg fruit has the functions of refreshing the mind, beautifying the skin, producing body fluids and quenching thirst, helping digestion, resolving phlegm and cough, relieving constipation, promoting blood circulation and strengthening the body, improving human immune function, nourishing yin and kidneys, eliminating fatigue, lowering blood pressure and lipids, delaying aging, and anti-aging. Efficacy of high blood pressure. The roots, stems and leaves of egg fruit have anti-inflammatory, analgesic, lipid-lowering and blood pressure reducing effects.