Why Small-Batch Chocolate Chip Cookie Bars?

If you’ve ever craved freshly baked chocolate chip cookies but lacked the time and patience to scoop out individual cookies and bake them in batches, these cookie bars are your dream come true. They offer all the goodness of classic cookies in a fraction of the time (and mess). No need to fuss with portioning and multiple batches; just mix, pour, and bake.

Ingredient Notes

• Melted butter creates a softer, denser bar with a slightly chewy texture and rich, buttery flavor—no mixer needed.
• Dark brown sugar adds extra moisture and a deeper, molasses-rich sweetness that gives the bars a chewier texture and richer flavor.
• Use your favorite kind of chocolate chip—dark, semi-sweet, milk chocolate, or even white chocolate. They all work. Each one changes the overall sweetness and flavor just slightly.

Step-By-Step Instructions

1. Preheat your oven to 350 degrees and line an 8 x 8 pan with parchment paper or spray with nonstick cooking spray.
2. In a microwave-safe bowl, melt the butter and let it cool.
3. Stir in brown sugar and vanilla until well combined.
4. In a separate bowl, whisk together flour, baking powder, baking soda, and salt.
5. Slowly add the flour mixture to the wet ingredients and mix well.
6. Fold in 1/2 cup chocolate chips.
7. Sprinkle extra chocolate chips on top, if desired (I forgot to do it with this batch, as you can clearly see – whoops).
8. Bake for 20 minutes, rotating the pan halfway through. When the bars are done, the top will be golden brown and slightly puffed up.
9. Let the cookie bars cool in the pan. Then lift from pan and slice into 9 square bars.

Recipe Tips & Notes

• Don’t overbake these cookie bars. Pull them when the center is just set and a little soft—they’ll finish setting as they cool.
• Use parchment with a little overhang so you can lift the bars out cleanly for easy slicing.
• Spread the dough into an even layer so the bars bake uniformly (especially in the corners).
• Watch the edges during baking. The edges will set first—look for lightly golden edges and a pale, soft center.
• Let them cool completely (or at least mostly) so they slice clean instead of falling apart.
• An 8×8 gives thicker, softer bars; a 9×9 will bake a bit thinner and slightly faster.
• Slightly underbaked bars stay soft and chewy, while overbaked ones can turn dry quickly.
• Press a few chocolate chips into the top before baking so they look bakery-style once finished.

Storage Recommendations

Store cookie bars in an airtight container at room temperature for up to 3–4 days. They’ll stay soft and chewy as long as they’re well covered. To keep them extra soft, you can add a small piece of bread to the container—it helps retain moisture.

Freeze baked bars (whole or sliced) in an airtight container for up to 3 months. Thaw at room temperature before serving.