Pour sunflower oil into the water, add cinnamon, salt, sugar, starch, baking powder, and orange zest. Mix everything, add flour and stir the dough with a spoon. Add the chopped nuts and the rest of the flour, knead with your hands.
Divide the dough into 2 parts, sprinkle the surface with flour. spread the dough and roll out a circle from each part. Sprinkle with sugar and cut into 8 parts. Each piece is rolled up with a bagel and spread on a baking sheet covered with parchment.
Bake for 20 minutes. at 180 deg.
For decoration, you can mix condensed milk with cocoa and make streaks.