Preheat the oven to 350ºF and generously spray a muffin tin with non-stick cooking spray.
Add all dry ingredients to a large bowl and mix until combined. Set aside.
In a separate bowl, whisk eggs, and then add the rest of the wet ingredients except for the coconut oil.
Slowly add the dry ingredients to the wet ingredients. Mix until combined.
Finally, fold melted coconut oil into the batter.
With a tablespoon scoop, add batter to each muffin cup, filling each about 3/4 of the way full. Sprinkle the top of each cup with chocolate chips.
Bake oatmeal cups at 350ºF for 16-18 minutes.
Remove from the oven and sprinkle with sea salt.
Let oatmeal cups cool for 5 minutes and then remove them from the muffin tin.
Eat immediately or see storage options below!