Fat adds flavor and texture. Without fat it might crack
To give the pastry substance and body.
Fat and taste i think
it puffs the product
FLOUR provides the structure
make the cake rise
it helps the ingredients to stick together
It is just there for flavor, it has no effect on the flakiness.
To brush oil or egg on top of items
There is no standard collective noun for a group of pastry chefs. Since collective nouns are an informal part of language, any noun that suits the situation can function as a collective noun; for example a shift of pastry chefs, a crew of pastry chefs, a pride of pastry chefs, etc.
I think they generally make the turnover a turnover and they also make the filling all warm plus they taste better with the pastry.
It helps to bind the pastry ingredients together it also adds moisture and richness to to the mixture.
Margarine in shortcrust pastry serves as a fat that contributes to the pastry's tenderness and flakiness. It inhibits gluten formation by coating flour particles, resulting in a softer texture. Additionally, margarine adds moisture and richness, enhancing the overall flavor of the pastry. The proper incorporation of margarine also helps create a desirable crumb structure, making the pastry easier to work with.