Stuffed Peanut Butter Cookies

Set the oven rack in the middle and preheat the oven to 180°C

Prepare shallow baking sheets

For the dough, in a deep bowl, mix flour, salt, baking soda, cinnamon, and ginger with a fork

In a mixer bowl, combine sugar, brown sugar, butter, and peanut butter, use the paddle attachment and mix on medium speed for 3 minutes until creamy

Add egg and mix on medium speed until fully incorporated, then add vanilla

Switch to dough hook, add flour mixture and mix on medium speed for 1 minute to form smooth dough, chill the dough for an hour or shape it directly and then chill

Take dough portions the size of a walnut, shape into smooth balls, and place on baking sheet with 1 inch between them

Use a fork to lightly press and decorate the balls into discs

Bake for 10 minutes until cookies are done

Remove from oven, use a wide metal spoon to transfer to a wire rack and cool completely

For the filling, in a deep bowl, mix butter, peanut butter, milk, and powdered sugar with a wide plastic spoon until smooth cream

Spread about half a teaspoon of cream on one cookie and sandwich with another cookie, press lightly

Serve the stuffed peanut butter cookies