Preheat the oven to 375 degrees.
Combine the almond flour, buckwheat flour, baking powder, salt, and coconut sugar in a bowl.
Stir to incorporate all of the dry ingredients.
Next, add the egg, coconut oil, & lemon extract.
Stir the wet ingredients into the dry.
Lastly, fold in the poppy seeds into the cookie dough.
Scoop the dough into a ball and place on a cookie sheet.
Place the cookie sheet in the oven and bake the cookies for approximately 12 minutes.
Once the cookies are golden, remove them from the oven and allow them to cool for 5 minutes before removing them from the cookie sheet.
Once the cookies are completely cool, store them in an airtight container.