3/4 cup lemon juice, freshly squeezed
3/4 cup blackberry syrup
1/2 cup water
4 x sprig(s) of thyme
2 x egg white
Combine the blackberry syrup, water and thyme sprigs in a pot, briefly bring to the boil and then allow to cool. Pour this mixture, along with the lemon juice, through the iSi funnel & sieve directly into the 1 pint whipper. Very lightly whip the egg whites and add into the 1 pint whipper too. Screw on 1 cream charger and shake vigorously. Refrigerate for at least 6 hours.