Preheat the oven to 350 degrees.
Mix the flour, oats, wheat germ, baking powder, and sea salt together.
Stir in the sweet potato, vanilla, and milk, starting with six tablespoons of milk.
Add 1-2 more tablespoons of milk, as needed to moisten all dry ingredients.
Fold in two tablespoons of chocolate chips.
Pour the batter between two small ramekins (mine each hold about one cup).
Top each cake with one tablespoon of chocolate chips.
Bake the cakes for 17-20 minutes.
Cool a bit and enjoy!