Cake Mix Chocolate Chip Cookie Bars Recipe
Introduction
These Cake Mix Cookie Bars are an easy and delicious treat that combines the convenience of cake mix with the richness of chocolate chips. Perfect for quick baking sessions, they deliver soft, chewy bars that everyone will enjoy.

Ingredients
- 15 ounce box of yellow cake mix
- 2 eggs (beaten)
- 1/3 cup olive oil (or vegetable oil)
- 12 oz chocolate chips
Instructions
- Step 1: Preheat the oven to 350 degrees Fahrenheit.
- Step 2: Beat the eggs in a small bowl until smooth.
- Step 3: Add the cake mix and olive oil to the beaten eggs and mix well to combine.
- Step 4: Stir in the chocolate chips; the batter will be very thick.
- Step 5: Grease a 9 x 13-inch baking dish thoroughly.
- Step 6: Spread the thick, sticky batter evenly in the prepared dish. This may take a few minutes as the batter is dense.
- Step 7: Bake for 20-25 minutes or until a toothpick inserted in the center comes out clean.
- Step 8: Allow the bars to cool completely before cutting into squares and serving.
Tips & Variations
- For a richer flavor, try substituting butter for olive oil.
- Add a handful of chopped nuts for extra texture.
- Mix in white or butterscotch chips along with the chocolate chips for variety.
- If you prefer thinner bars, use a larger baking dish, but reduce the baking time accordingly.
Storage
Store the cookie bars in an airtight container at room temperature for up to 3 days. For longer storage, keep them refrigerated for up to a week, or freeze for up to 3 months. Reheat by warming in the microwave for 10-15 seconds to enjoy a soft texture.
How to Serve

Serve this delicious recipe with your favorite sides.
FAQs
Can I use a different flavor of cake mix?
Yes, feel free to experiment with chocolate, spice, or other cake mixes to customize the flavor of your cookie bars.
Do I have to use olive oil?
No, vegetable oil, melted butter, or even applesauce can be used as substitutes, but olive oil gives a subtle, mild flavor and moist texture.
PrintCake Mix Chocolate Chip Cookie Bars Recipe
These Cake Mix Cookie Bars are a quick and easy treat that combines the convenience of cake mix with the rich flavor of chocolate chips. With just four main ingredients and simple steps, you can whip up delicious, thick, and chewy cookie bars perfect for snacks, dessert, or sharing at gatherings.
- Prep Time: 10 minutes
- Cook Time: 20-25 minutes
- Total Time: 30-35 minutes
- Yield: Approximately 24 cookie bars 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
Ingredients
Dry Ingredients
- 15 ounce box of yellow cake mix
- 12 oz chocolate chips
Wet Ingredients
- 2 eggs (beaten)
- 1/3 cup olive oil (or vegetable oil)
Instructions
- Preheat Oven: Preheat your oven to 350 degrees Fahrenheit to prepare for baking the cookie bars.
- Beat Eggs: In a small bowl, beat the two eggs thoroughly until the yolks and whites are well combined.
- Mix Ingredients: Add the yellow cake mix and olive oil to the beaten eggs and mix well until a uniform batter forms.
- Add Chocolate Chips: Beat in the chocolate chips. Note that the batter will be very thick after adding the chocolate chips.
- Prepare Baking Dish: Grease a 9 x 13-inch baking dish generously to prevent sticking. The thickness of the batter makes spreading a bit challenging.
- Spread Batter: Spread the thick cookie batter evenly in the greased baking dish. This will take several minutes due to the sticky consistency.
- Bake: Bake in the preheated oven at 350 degrees Fahrenheit for 20 to 25 minutes, or until a toothpick inserted in the center comes out clean, indicating that the bars are fully cooked.
- Cool and Store: Allow the cookie bars to cool completely in the pan. Once cooled, cut into bars and store any leftovers in an airtight container to maintain freshness.
Notes
- You can substitute vegetable oil for olive oil if preferred.
- The batter will be quite thick and sticky, which can make spreading in the baking dish a bit time-consuming.
- Ensure the cookie bars are fully cooled before cutting to get clean edges.
- Store bars in an airtight container at room temperature for up to 3-4 days.
Keywords: cookie bars, cake mix, chocolate chip cookie bars, easy dessert, quick cookie recipe

