Do pastries have usually yeast in their ingredients?

That would depend on the pastries being made. Take for example puff pastry based pastries like Croissants or Chausonne aux Pommes (apple turnovers). read more

The yeast helps raise the dough and makes it more flexible to work with. Other pastries can be made with short crust or rough puff pastry, which gets its rise from flakes of butter that create steam to separate layers of dough. Things made with full puff pastry also don’t include yeast. So it depends on the type of pastry you are eating. read more

Shags Shagrin, I've created recipes & have a great palate for reverse-engineering recipes. Answered Jun 16, 2017 · Author has 90 answers and 502.1k answer views The function of the ingredients in anything, including pastry, is to provide substance, nutrition, structure, taste, and texture to what is being prepared to consume. read more

They can have all sorts of fillings and/or toppings, such as nuts and fruits Making yeasted pastries . Figure 1: Steps in the production of danish pastries. Yeasted pastries are a cross between puff pastry and bread so a combination of techniques used for both bread and pastry making are involved in their production. read more