Krakow Bagel with Poppy Seeds and Sesame Seeds

Sponge dough (wheat flour, pressed yeast, salt, sugar, margarine, milk powder, sunflower oil, dry egg yolk, vanilla, water, baking powder (wheat flour, ascorbic acid, enzymes. Contains traces of egg products, dairy products, soybeans, peanuts, nuts, sesame seeds, mustard, celery), poppy seeds, sesame seeds.