Yeast dough buns Fellow traveler Buns with raisins and poppy seeds

14 pcs.
200 ml warm milk
100 gr sugar
16 g fresh yeast (5 g dry)
1 egg
50 ml vegetable oil
a pinch of salt
a pinch of vanillin
450 gr flour
100 gr raisins
70 gr dry poppy seed filling + 30 ml water
180°C - 25 minutes