Peach Galette

Name: Peach Galette
Prep time: 15 min
Cook time: 25 min
Total time: 40 min
Cuisine: French
Ingredients: 2 9-inch pie crusts or 1 large crust (Use store-bought or homemade); 3 large peaches; 3 Tbsp of sugar (42g); 1/8 tsp of salt (1g); 1 Tbsp of cornstarch (arrowroot starch, tapioca starch, or flour (14g)); 1/2 tsp of ground cinnamon (1g); 1/2 tsp of vanilla extract (2g); 1 Egg (For the egg wash ); 1 to 2 tsp of Cinnamon and sugar