1) Preheat oven to 350 degrees. Whisk first 6 ingredients together in a bowl.
2) Place butter, erythritol, stevia extract, and eggs in a stand mixer and blend.
3) Gradually pour dry ingredients into wet ingredients in the mixer and blend until batter is combined well. Stir in chocolate ships.
4) Use a small cookie scoop to place cookie dough on a parchment-lined baking sheet.
5) Bake 15 minutes. Let cool.