Tarte Тatin - French apple tart

 
Tarte Tatin - French apple tart

- for the pastry: 250 g all-purpose flour, 1 tablespoon sugar powder, ¼ teaspoon salt, 150 g cold, unsalted butter, 1 egg, vanilla 

- for the caramel: 200 g sugar, 100 g butter
- for the filling: 4 apples, 1 tablespoon sugar, cinnamon