Gather your ingredients.
In a large mixing bowl, add your brown sugar.
Add melted butter.
Add lightly beaten eggs. Mix ingredients until combined.
In a separate bowl, add flour.
Add baking powder.
Add salt. Stir mixture to full combine.
Add dry ingredients to wet mixture.
Stir in chocolate chips.
Stir into a greased 13x9inch pan.
Bake at 350 for 30-35 minutes or until toothpick inserted near the center comes out clean.
Let cool and enjoy!