Preparing the PanPreheat your oven to 350°F (175°C). Grease and line your chosen pan with parchment paper.
Mixing Dry IngredientsIn a medium bowl, whisk together the flour, baking powder, baking soda, and salt. Set aside.
Creaming Butter and SugarsIn a large mixing bowl, beat the butter, granulated sugar, and brown sugar together until light and fluffy, about 2-3 minutes.
Adding Eggs and VanillaAdd the eggs one at a time, mixing well after each addition. Stir in the vanilla extract.
Combining Wet and Dry IngredientsGradually add the dry ingredients to the wet mixture, alternating with sour cream and milk. Begin and end with the dry ingredients.
Folding in Chocolate ChipsGently fold in the chocolate chips, ensuring even distribution.
Pouring the BatterPour the batter into the prepared pan and smooth the top with a spatula.
BakingBake for 40-50 minutes, or until a toothpick inserted into the center comes out clean. Allow the cake to cool in the pan for 10 minutes before transferring to a wire rack.