Mix chopped mango and sugar and make puree. Put this in jug add chopped green chillies, red chill powder,salt and lemon juice. Now add about 1/2 lt chilled water and mix.taste and add more lemon juice if needed. Spread chill and salt on plate mix now run lemon wedge along rim of glass dip it in chilli salt mixture. Put ice in glass and pour mango drink. Serve immediately.