Galette Bretonne (Thick Butter Cookies). Sift together the flour and baking powder. Mix together the sugar, salt (if applicable) and butter. Add the flour mixture and rub well into the butter-sugar mixture with your fingers.

They are flat and always decorated with a crisscross. Brush the top of each cookie with the egg yolk mixture. Using the back of a fork, press a cross-hatch pattern into the top of each cookie. You can have Galette Bretonne (Thick Butter Cookies) using 12 ingredients and 15 steps. Here is how you achieve it.

Ingredients of Galette Bretonne (Thick Butter Cookies)

Prepare 120 g of (4.2 oz, 1/2 us cup + 2/3 Tbsp) unsalted butter, room temperature.
You need 55 g of (1.9 oz, 1/4 us cup + 1/2 Tbsp) granulated sugar.
It's 2.5 g (1/2 tsp) of salt.
It's 1 of egg yolk.
It's 65 g of (2.3 oz, 11 Tbsp) almond flour.
It's 1/2 Tbsp of rum, optional.
You need 5-6 drops of vanilla oil, optional.
You need 120 g of (4.2 oz, 1 us cup) cake flour.
Prepare 1 g (1/4 tsp) of baking powder.
You need of For Brushing.
You need 1 of egg yolk.
You need 1/2 tsp of water.

Today, the Le Villains' cookies—crispy and golden. If there's one cookie that defined my childhood, it is undoubtedly this one: the Breton Salted Butter Sablé, also known in French as the Galette Bretonne. Because the Bretons use so much butter, it's traditionally salted to help preserve it. These cookies get their special flavor from using salted butter.

Galette Bretonne (Thick Butter Cookies) step by step

Recipe video (my You Tube channel)→https://youtu.be/U-sa6FjKEkA.
Sift cake flour and baking powder together; set aside. Cream unsalted butter until smooth. Add granulated sugar in 2 parts. Mix well each time..
Add salt, and mix well. After adding the salt, mix well with a spatula for 3-4 mins. Please mix while rubbing and stretching..
Add egg yolk, and mix well until combined..
Sift almond flour over the batter, and mix well until smooth..
Add rum and vanilla oil, and mix well until smooth. Please mix gently at the beginning so that the rum doesn't splash..
Add dry ingredients. Mix it while cutting it, scooping sometimes. Mix it until the large lumps form like this (3rd Photo)..
Place the dough on plastic wrap and press lightly to flatten while gather the lumps..
Fold in half and press it. Repeat folding and pressing 5-6 times until smooth..
Shape it square and wrap it with plastic wrap. Let it sit in a fridge for 3 hours (If possible, overnight)..
Take the dough out of the fridge, roll it out into 1.2cm (0.47'') thick while coating it lightly with bread flour. If your dough is hard, please leave it for about 15 mins at room temperature to soften a little. Cut it with a 6 cm (2.4'') mousse ring. Re-roll the dough scraps and cut again. (If it gets too soft, please cool it once.).
【For Brushing】 Mix egg yolk and 1/2 tsp water, and strain to smooth..
Brush the top with the egg wash, with a little space on the edge. Let it sit in a fridge for 30 mins to dry the egg wash. Preheat an oven to 190℃ / 374°F. Grease inside of mousse rings with butter..
Using a fork, create a crosshatch pattern over the dough circles. Transfer the circles onto a parchment paper-lined baking tray. Fit mousse rings into circles. Remove the outside extra dough. (I have only 5 rings, so I baked them in 2 parts.).
Bake it at 170℃ / 338 F for25-30 mins until golden brown. Remove the rings gently while cookies hot. Let it cool thoroughly on a rack. DONE!!.

And arrange the disks into the cupcake molds. Cut the dough into rounds using a small cookie or biscuit cutter. Butter Cookies From Brittany/ Petites Galettes Bretonnes. Leave to cool in the moulds then turn. Galette bretonne and Palet breton are both made with the same ingredients: egg yolks, sugar, flour, salted butter (or salt and butter) and yeast.