Gather all your ingredients to make the process smoother.

Prepare an apple cider reduction by simmering 1 cup of apple cider until it reduces to 1/2 cup.

Mix the dry ingredients: flour, baking soda, cinnamon, nutmeg, and salt in a bowl.

Cream the softened butter with brown sugar and granulated sugar until light and fluffy.

Combine the wet and dry ingredients, adding the egg and vanilla, then mix until just combined.

Shape the cookies by dropping rounded tablespoons of dough onto a baking sheet.

Bake the cookies in a preheated oven for 12-15 minutes until edges are golden.

Allow cookies to cool on the baking sheet for 5 minutes before transferring to a wire rack.