Preheat oven to 350 degrees.
In a large bowl, combine flour, baking powder, and salt.
In a medium bowl, beat together eggs and milk. Pour milk mixture and melted butter into dry ingredients and stir until combined.
In a large bowl, beat bananas, sugar, chocolate chips, vanilla, and nutmeg.
Stir banana mixture into flour mixture until combined.
Coat 12 cup mini bundt pan with nonstick cooking spray. Spoon 3 tablespoons batter into each cup.
Bake 18-20 minutes. Remove from pan and cool on wire rack. Repeat to make second batch.