These bars are exactly what you reach for when you want something reliably delicious without a complicated process. A thick, chewy chocolate-chip cookie bakes in a 9×13 pan, cools, and then gets an even blanket of chocolate chip cookie-dough ice cream. Freeze, slice, and you have the kind of dessert people argue over the last piece of.
I test desserts the way I test shoes: they need to hold up under real conditions. That means slightly soft edges, a dense middle, and ice cream that spreads without turning into a mess. This recipe will get you there with familiar pantry ingredients and a bit of timing. No fancy tools required.
Read the steps through once so you can coordinate oven time with the ice cream softening. I include tips for cleanup, storage, and troubleshooting below so your bars come out picture-perfect every time.
What Goes In
Below are the exact items called for in the recipe. Each line explains the role of that ingredient so you know why it matters and what to watch for when you measure and mix.
Ingredients
- 2 1/8 cups all-purpose flour — gives the cookie base structure; measure accurately for a tender but sturdy layer.
- 1/2 teaspoon salt — balances sweetness and enhances flavor.
- 1/2 teaspoon baking soda — helps the cookie rise slightly and creates a tender crumb.
- 12 tablespoons butter — melted and cooled to room temperature — fat for chew and flavor; cooling prevents cooking the eggs when combined.
- 1 cup light brown sugar — adds moisture, chewiness, and a caramel-like depth.
- 1/2 cup granulated sugar — lifts the flavor and helps with a light browning on top.
- 1 large egg — binder that contributes to structure and moisture.
- 1 large egg yolk — extra richness and chewiness in the cookie layer.
- 2 teaspoons vanilla extract — flavor enhancer; don’t skip.
- 2 cups chocolate chips — folded into the dough for chocolate pockets throughout the base.
- Sea salt — for sprinkling over bars, if desired — a little salt on top brightens the flavors.
- 1.5 quart of chocolate chip cookie dough ice cream — softened — this is the filling; soften to spreadable but not melted consistency.
- 1/3 cup chocolate chips — for sprinkling over the ice cream layer to add texture and visual contrast.
- Hot fudge sauce — for serving, if desired — optional but delightful for drizzling.
Chocolate Chip Cookie Ice Cream Bars: How It’s Done
- Preheat the oven to 325°F. Spray a 9×13-inch baking pan with nonstick cooking spray and set aside.
- In a medium bowl, whisk together 2 1/8 cups all-purpose flour, 1/2 teaspoon salt, and 1/2 teaspoon baking soda. Set aside.
- In the bowl of a stand mixer (or a large bowl if using a hand mixer), combine 12 tablespoons melted butter (cooled to room temperature), 1 cup light brown sugar, and 1/2 cup granulated sugar. Mix until combined.
- Add 1 large egg, 1 large egg yolk, and 2 teaspoons vanilla extract to the butter–sugar mixture. Mix until smooth.
- With the mixer on low speed, slowly add the dry ingredients to the wet ingredients. Mix just until combined—do not overmix.
- Stir in 2 cups chocolate chips by hand until evenly distributed.
- Press the cookie dough evenly into the prepared 9×13-inch pan, smoothing the top with a spatula. If desired, sprinkle the top very lightly with sea salt.
- Bake the cookie base for 25–30 minutes, or until the top is light golden brown and the edges start to pull away from the pan. Remove from the oven and let the cookie bars cool completely in the pan.
- While the cookie base cools, let 1.5 quarts of chocolate chip cookie dough ice cream sit at room temperature for about 30 minutes, until softened enough to spread but still slightly frozen.
- When the cookie bars are completely cool, evenly spread the softened ice cream over the cookie base. Sprinkle 1/3 cup chocolate chips over the ice cream.
- Cover the pan (wrap with plastic wrap or use a lid) and freeze until the ice cream is fully hardened, at least 2 hours.
- To serve, remove the pan from the freezer. Heat a sharp knife by running it under very hot water, dry the blade, and cut the frozen bars into squares. Reheat and dry the knife between cuts for cleaner slices. Drizzle with hot fudge sauce, if desired, and serve.
What Makes This Recipe Special
This is a classic mash-up of two universally loved things: a giant cookie and ice cream. The cookie base is formulated to be chewy and substantial so it acts like a crust instead of crumbling when you slice into frozen ice cream. The double chocolate chips—one set in the dough and one set on top of the ice cream—deliver pockets of melted chocolate and crisp bites.
Because the recipe uses a sheet-pan style base, it’s forgiving. You can bake it ahead, freeze it, and serve slices anytime. The small sprinkle of sea salt at the end is optional but transformative: it wakes up the chocolate and balances the sweetness without competing with the ice cream flavor.
Vegan & Vegetarian Swaps
For vegetarians this recipe is already suitable. If you want to make a vegan version, here are practical swaps that keep the technique the same:
- Replace the butter with a plant-based butter of similar fat content, melted and cooled.
- Use a vegan egg replacer or a commercial egg substitute designed for baking in place of the egg and yolk; expect a slightly different texture.
- Choose a dairy-free chocolate chip and a plant-based chocolate chip cookie dough ice cream to replace the ice cream called for.
Note: making it vegan can change the chew and browning of the cookie base; watch the edges closely during baking.
Cook’s Kit
- 9×13-inch baking pan — essential size for the specified bake time and depth.
- Stand mixer or hand mixer — for creaming sugars and combining the dough.
- Medium mixing bowl — for dry ingredients.
- Spatula — for pressing dough and spreading ice cream evenly.
- Measuring cups and spoons — accuracy matters more for flour and leavening.
- Sharp knife and a cup of hot water — to heat and dry the blade between cuts for clean slices.
- Plastic wrap or pan lid — to cover for the freezer step.
Avoid These Traps
- Don’t spread ice cream while the cookie base is still warm — the ice cream will melt and soak in. Wait until the base is completely cool.
- Do not add the ice cream to the pan straight out of the freezer — it will be too hard to spread evenly and you risk cracking the cookie base when cutting.
- Avoid overmixing once you add the flour — overmixing develops gluten and makes a tougher base.
- Don’t skip the step of letting the butter cool before adding eggs — warm butter can cook the eggs and give a grainy texture.
- When cutting, reheat and dry the knife between cuts. Trying to slice a frozen slab with a cold knife leads to jagged edges and smearing.
Spring to Winter: Ideas
These bars are seasonal chameleons. In spring and summer, serve chilled with fresh berries and a light drizzle of warm raspberry sauce instead of hot fudge. In fall, swap in a cinnamon sugar sprinkle on the cookie base before baking and pair with salted caramel instead of hot fudge. In winter, add a thin layer of ganache over the ice cream before the final freeze for an extra indulgent shell.
For parties, cut into small squares and thread onto mini skewers with a berry on top for a handheld dessert. The sturdy cookie base makes them transport-friendly if you keep them well-frozen until serving.
Pro Tips & Notes
Timing and temperature
Plan your oven time so the cookie base has plenty of time to cool. The ice cream softens in about 30 minutes at room temperature—start it while the cookie is cooling so that you don’t have to wait after cooling.
Texture adjustments
If you like a crisper edge, bake the cookie base toward the higher end of the 25–30 minute range and let edges brown a little more. For a softer, cakier base, aim for the lower end of the bake time.
Serving size
Cutting the pan into 12 squares gives generous portions. For party bites, cut into 24 smaller pieces; just use a slightly warmed knife and work quickly to maintain shape.
Salt is optional
A light sprinkle of sea salt before baking or after spreading the ice cream adds contrast, especially if you drizzle hot fudge. Keep it light—too much masks the chocolate flavor.
Keep-It-Fresh Plan
Store the assembled and frozen bars in the pan, tightly wrapped with plastic wrap or with a lid, to prevent freezer burn. Properly wrapped, they keep well for up to 2 weeks. For longer storage, transfer individual squares to a single layer on a tray, freeze until solid, then pack in an airtight container with parchment between layers; they’ll keep 3–4 weeks but quality drops after that.
If you want to prepare components ahead: bake the cookie base up to 3 days ahead, wrap well, and refrigerate. Bring it to room temperature before adding softened ice cream to avoid condensation. The fully assembled bars should always go back to the freezer immediately and be kept frozen until serving.
Troubleshooting Q&A
- Q: My cookie base was too soft and fell apart when I tried to cut the bars. A: Either the cookie wasn’t fully cooled before you spread the ice cream, or it was underbaked. Make sure the cookie is completely cool and that it has baked to a light golden color and the edges pull away slightly from the pan.
- Q: The ice cream melted while I was spreading it. A: The ice cream was too soft. Let it sit at room temperature for about 20–30 minutes until it’s spreadable but still holds some shape; you want it soft, not slushy.
- Q: My slices have ragged edges. A: Heat and dry a sharp knife between each cut. Cutting straight from the freezer without warming the blade will cause cracks and jagged pieces.
- Q: The cookie base is too cakey. A: You likely overmeasured flour or overmixed. Spoon and level flour when measuring and mix the dough just until combined.
- Q: The bars are too sweet. A: Try a sprinkle of coarse sea salt on top before serving to balance sweetness or choose a less-sweet ice cream for the filling.
Final Bite
These Chocolate Chip Cookie Ice Cream Bars are straightforward, satisfying, and easy to scale for family dinners or gatherings. The method keeps things simple: bake a sturdy cookie base, soften and spread the ice cream, freeze, and slice. Follow the timing tips, keep the knife warm, and you’ll have clean, scoopable bars with a texture that feels special without requiring fuss. Serve with hot fudge, a dusting of cocoa, or fresh fruit—whatever fits your mood.
If you try them, take note of any small adjustments you make (a minute more in the oven, a touch less flour, a different ice cream flavor) and keep that note with the recipe. It’s the small changes that make it your signature version.
Chocolate Chip Cookie Ice Cream Bars
Ingredients
Ingredients
- 2 1/8 cupsall-purpose flour
- 1/2 teaspoonsalt
- 1/2 teaspoonbaking soda
- 12 tablespoonsbuttermelted and cooled to room temperature
- 1 cuplight brown sugar
- 1/2 cupgranulated sugar
- 1 large egg
- 1 large egg yolk
- 2 teaspoonsvanilla extract
- 2 cupschocolate chips
- Sea saltfor sprinkling over bars if desired
- 1.5 quartof chocolate chip cookie dough ice creamsoftened
- 1/3 cupchocolate chips
- Hot fudge saucefor serving if desired
Instructions
Instructions
- Preheat the oven to 325°F. Spray a 9x13-inch baking pan with nonstick cooking spray and set aside.
- In a medium bowl, whisk together 2 1/8 cups all-purpose flour, 1/2 teaspoon salt, and 1/2 teaspoon baking soda. Set aside.
- In the bowl of a stand mixer (or a large bowl if using a hand mixer), combine 12 tablespoons melted butter (cooled to room temperature), 1 cup light brown sugar, and 1/2 cup granulated sugar. Mix until combined.
- Add 1 large egg, 1 large egg yolk, and 2 teaspoons vanilla extract to the butter–sugar mixture. Mix until smooth.
- With the mixer on low speed, slowly add the dry ingredients to the wet ingredients. Mix just until combined—do not overmix.
- Stir in 2 cups chocolate chips by hand until evenly distributed.
- Press the cookie dough evenly into the prepared 9x13-inch pan, smoothing the top with a spatula. If desired, sprinkle the top very lightly with sea salt.
- Bake the cookie base for 25–30 minutes, or until the top is light golden brown and the edges start to pull away from the pan. Remove from the oven and let the cookie bars cool completely in the pan.
- While the cookie base cools, let 1.5 quarts of chocolate chip cookie dough ice cream sit at room temperature for about 30 minutes, until softened enough to spread but still slightly frozen.
- When the cookie bars are completely cool, evenly spread the softened ice cream over the cookie base. Sprinkle 1/3 cup chocolate chips over the ice cream.
- Cover the pan (wrap with plastic wrap or use a lid) and freeze until the ice cream is fully hardened, at least 2 hours.
- To serve, remove the pan from the freezer. Heat a sharp knife by running it under very hot water, dry the blade, and cut the frozen bars into squares. Reheat and dry the knife between cuts for cleaner slices. Drizzle with hot fudge sauce, if desired, and serve.
Equipment
- 9x13-inch baking pan
- nonstick cooking spray
- Stand mixer or hand mixer
- Mixing bowls
- Spatula
- plastic wrap or pan lid
- Sharp Knife
