2. Put water in the pot, add sugar after the water is warm;
3. Stir the sugar with a spoon until it melts;
4. After boiling, pour in lemon juice, and then turn to low heat to continue boiling. Pour lemon juice to keep the syrup liquid after cooling;
5. During the boiling process, the syrup will bubble and splash on the pot wall. Pay attention to brush the sugar juice splashed on the pot wall with a silicone brush from time to time.
6. The boiling time is about 40 minutes. According to experience, syrup is poured down with a spoon and flows down in an inverted drum.
7. The syrup fell to the end, and the beads rebounded strongly; Put it in a bowl filled with water and it will not melt immediately; If lack of experience, the quantitative standard is that the calorie of syrup is between 108 degrees-1 12 degrees; Sieve the boiled syrup and cool it.