1. Raw materials

- 2kg fresh green papaya

- 1kg of fresh grapefruit peel

- 1 cup of rice (cup of wine)

- 5 sour star fruit

- 50gr chili

- 200gr acid alum

- 1 beetroot

- 2 garlic

- 300gr of sugar

- 2 pepper spoons, 4 teaspoons of salt

- Banana leaves, lanyards with plastic or nylon strings

- Mortars, grinders, sieves

2. How to do it

Step 1: Swing enough to peel, scrape into yarn and soak in a bowl of water with 1 teaspoon of salt and 100gr alum for about 15 minutes. Then take out the basket and dry it under the sun for 1 to 2 hours for wilting.

Step 2: Peel the green crust of pomelos, cut them into small pieces, then dry the sun for 1 day, then soak them in a bowl of water and mix 1 teaspoon of salt and 100gr alum for about 15 minutes. Next, take out the grapefruit and the grapefruit several times to remove the bitter taste and put it in the blender, grind it and squeeze out the water to drain.

Step 3: Peel the beetroot, cut into small pieces and put in the blender. Use a sieve to collect the juice, remove the residue. Then, pour the beetroot water into the pot to boil for 5 minutes to turn the water from red to purple.

Step 4: Pick up and clean, puree and filter the juice; yellow roasted rice and then put in a mortar; sliced ​​garlic sliced; Chili is also sliced.

Step 5: Put the pan on the stove, for cooking oil, then remove the scrape of pomelos, grated papaya, followed by sour water, 1 teaspoon of salt, 2 tablespoons of sugar and stir in 4 minutes with medium heat.

Step 6: Add 1 tablespoon of milled rice, beetroot juice, stir-fry and stir well to mix ingredients, cook for 5 minutes with low heat.

Step 7: Use 1 tablespoon of this raw material to put in the middle of the piece of banana leaf, squeeze into a long or square circle, add 2 slices of chili and 2 slices of garlic, then pack and use the string tightly.

Step 8: Hang sour pork in dry, cool places, avoid direct sunlight, after about 2 to 3 days it is edible.

How to preserve sour rolls made at home

Sour nem after being packaged to be cooked in a cool place. The time of spring rolls depends on the weather. During the hot summer day today, spring rolls will ripen within 2 days.

On a cool or winter day, you will have to wait longer, about 3-4 days to enjoy your achievements.

When the rolls are cooked, if you don't use them all right away, you need to store them in the refrigerator compartment.

5 days is the time for you to finish the cup. Over 5 days, the spring rolls will produce harmful bacteria to the digestive tract.