Make purple grape jam.Select concord grapes.When making purple grape jam, it is recommended to choose concord grapes as they offer both flesh and a strong aroma.When selecting grapes, pay attention to the following 5 points: large fruit size, black skin, firm touch, fresh taste, and sweet entry.For making purple grape jam, you need the following ingredients and tools:

Main Ingredients:

Moskovskiy grapes (600g)

Lemon juice (28g) Rock sugar (300g)Condiments: Cold water (100g)Cooking Utensils: Saucepan

Purple grape jam preparation steps:

1. Wash the lemon, cut it in half, and squeeze out 28g of juice.

2. Remove the stems from the grapes, wash them thoroughly, and drain off the water.

3. Boil the grapes for 1 minute, then remove them immediately.

4. Place the grapes in cold water to cool down, take them out when cooled.

5. Cut the grapes in half and remove the seeds (the seeds can be kept for use as well).

6. Remove the grape skin while keeping the skin;

7. Clean the jam jars thoroughly and immerse them in boiling water to heat sterilize for 20 minutes.

8. Take out the jars, invert them to drain off any excess water.

9. Add the grape skins, cold water, and rock sugar to the copper pot, stir until well combined, then heat over medium-low heat while stirring continuously;

10. Continue heating until the rock sugar is completely dissolved; remove the grape skins and seeds and press out their juice.

11. Add the grape flesh and

mint lemon juice

to the copper pot and simmer together;remove any astringent liquid.12. Continue stirring until reaching 103℃, then switch to low heat and break open some of the grapes before turning off the heat.

13. Pour the jam into jars, tightly close the lids, and invert them while still hot;

14. Invert for 30 minutes, wash the jar bodies, and let sit at room temperature for 3-7 days before refrigerating.

15. The finished grape jam is ready to be enjoyed.Secret tips:

Ultimate jam secrets:

1. Ingredient selection: When making purple grape jam, it is recommended to choose Moskovskiy grapes as they allow you to enjoy the fruit's flesh and have a strong aroma.

When selecting grapes, pay attention to the following 5 points: large size of the fruit, black skin, firm touch, fresh taste, and sweet entry.2. Flavor enhancement tips: Adding grape skins and seeds to the pot during cooking not only retains nutrients but also makes the purple grape jam richer in color and flavor.When selecting, note the following 5 points: large fruit, black skin, firm texture, fresh taste, and sweet entry.To enhance flavor, add grape skins and seeds to the pot for cooking; this not only preserves nutrients but also makes the purple grape jam's color and taste more vivid.