Preheat oven to 350 degrees F. Line muffin tin with paper cups or spray with non-stick cooking spray.
In a large bowl mix together pancake mix, eggs, milk, sugar and vanilla extract until combined. Stir in mini chocolate chips.
Fill the prepared muffin cups ¾ way full with batter. Top with extra mini chocolate chips if desired.
Bake for 8-10 minutes or until toothpick inserted comes out clean.
