Fry the seeds in a dry frying pan until golden brown and pass through a meat grinder or chop in a blender.
Also, fry the flour in a dry frying pan until light golden and mix with seeds.
Boil the syrup by mixing sugar with water, cook after boiling for several minutes stirring. Syrup should be thick.
Mix flour with vegetable oil, then pour in sugar syrup and mix well, it is better to do it with a mixer.
Put halva in the form covered with parchment or plastic bag, cover with a plate or lid and put under oppression, refrigerate for several hours.