Homemade Oreo Ice Cream Sandwiches (No-Churn, With Ganache)

I’ve made a lot of Oreo desserts. My kids have opinions about all of them. The Oreo poke cake gets eaten quietly. The Oreo cake pops generate some noise. But these ice cream sandwiches get a specific kind of silence — the kind where nobody says anything for a few seconds because they weren’t expecting them to be that good.

The ganache layer is what does it. Most ice cream sandwich recipes skip it or substitute chocolate syrup, which is fine but not the same thing. Real ganache — chocolate chips and hot cream, stirred until silky — sets between the Oreo crust and the ice cream into something that genuinely elevates the whole dessert. Combined with the no-churn cookies-and-cream filling, the result tastes more like something from a dessert bar than something made at home.

What this recipe actually is: a layered slab dessert that gets cut into squares. Oreo crust pressed into a 9×13 pan, ganache poured over, no-churn ice cream spread on top, more ganache, more Oreo crumbs. Freeze overnight, lift out by the parchment paper, cut with a hot knife. Eight generous squares or sixteen smaller ones depending on how you’re serving them.

The active time is about 30 minutes. The rest is the freezer doing the work.

Ingredients

Oreo Crust

• 50 oreos, crushed (save ½ cup for ice cream filling)
• ¾ cup unsalted butter, melted

Ganache

• 2 cups semi sweet chocolate
• 1 cup heavy whipping cream
• ½ teaspoon salt
• 1 teaspoon vanilla extract

Ice cream Filling

• 2 cups heavy cream
• 1 tablespoon vanilla extract
• ½ cup sweetened condensed milk
• ½ cup crushed oreos (use set aside from earlier)

Why Each Ingredient Is Needed

Oreos: The iconic cookie that brings nostalgia and a delightful crunch to both the crust and the filling.

Unsalted Butter: Helps compress the crushed Oreos, making a solid base that’s easy to slice and eat.

Semi-Sweet Chocolate & Heavy Whipping Cream: These two create the ganache, a silky layer that adds a gourmet touch.

Vanilla Extract & Salt: Enhance and balance the sweetness, making the chocolate and cream flavors pop.

Sweetened Condensed Milk: Its thick, creamy texture helps set the ice cream while adding a lush sweetness.

Here’s How You Make These Treats

Step 1: Prep the pan Line a 9×13 baking pan with parchment paper, leaving overhang on the two long sides — this is how you’ll lift the finished slab out of the pan for cutting. Press the parchment into the corners.

Step 2: Make the Oreo crust Process all 50 Oreos in a food processor until fine crumbs form, stopping to scrape the sides once. Measure out ½ cup of crumbs and set aside for the ice cream filling. To the remaining crumbs, add the melted butter and stir until the mixture resembles wet sand and holds together when pressed.

Step 3: Press the first crust layer Pour half the crust mixture into the prepared pan. Press firmly and evenly into the bottom using the bottom of a measuring cup or a flat-bottomed glass — press hard enough that the crust is compact and won’t crumble when cut later. Freeze while making the ganache. Reserve the remaining crust mixture.

Step 4: Make the ganache Add the chocolate chips, salt, and vanilla to a large heat-safe bowl. In a small saucepan over medium heat, warm the heavy cream until it steams and just begins to simmer — do not let it boil. Pour the hot cream over the chocolate mixture. Let sit undisturbed for 5 minutes. Whisk slowly from the center outward until smooth and glossy.

Step 5: First ganache layer Remove the pan from the freezer. Pour approximately half the ganache over the pressed crust and spread evenly with a rubber spatula to the edges. Return to the freezer for 20 minutes until the ganache is firm.

Step 6: Make the no-churn ice cream filling In a large, cold bowl, add the 2 cups of heavy cream and vanilla. Using a hand mixer, whip on medium-high until stiff peaks form — the cream holds its shape when the beaters are lifted. Add the sweetened condensed milk and gently fold until just combined. Fold in the reserved ½ cup of crushed Oreos. Do not overmix — the filling should look light and fluffy.

Step 7: Ice cream layer Remove the pan from the freezer. Pour the ice cream filling over the ganache layer and spread evenly. Freeze for 5 hours until completely solid.

Step 8: Top layers Check that the ice cream is completely frozen — it should have no give when pressed. Gently warm the remaining ganache if it has thickened (10 seconds in the microwave, stir). Pour over the ice cream layer and spread evenly. Immediately sprinkle the remaining Oreo crust mixture over the top, pressing lightly to adhere. Freeze for at least 3 more hours, or overnight.

Step 9: Cut and serve Run a knife under hot water and dry it. Lift the slab out of the pan using the parchment overhang and place on a cutting board. Cut into 8 large squares or 16 smaller ones, dipping the knife in hot water and drying between each cut. Serve immediately or return to the freezer in an airtight container.

FAQs about Oreo Ice Cream Sandwiches

VARIATIONS

Different cookie base: Golden Oreos instead of regular produce a lighter colored crust with a different flavor profile — vanilla-forward rather than chocolate. Works well with vanilla or strawberry ice cream filling. Nutter Butter cookies create a peanut butter crust that pairs exceptionally well with chocolate ganache.

Different ice cream flavors: The no-churn base accepts any mix-in. Swap the Oreo filling crumbs for crushed graham crackers and mini marshmallows for a s’mores version. Use peanut butter cups chopped small. Add freeze-dried strawberries for a fruity contrast.

Skip the ganache: For a simpler version, omit the ganache layers entirely — just crust, ice cream, more crust. Still good, less impressive. The ganache is what makes this feel elevated so it’s worth keeping if you have time.

Mint version: Add ¼ teaspoon of peppermint extract to the no-churn filling and use Mint Oreos in the crust and filling. Strong and specific — make it when you know your audience likes mint chocolate.

TROUBLESHOOTING

The ganache is grainy or clumpy. The cream was too hot (boiled instead of simmered) or was added too fast. For clumpy ganache, add a tablespoon of warm cream and whisk gently — it usually comes back together. Grainy ganache that won’t smooth out means the chocolate seized; add cream a tablespoon at a time while whisking over a warm (not hot) water bath.

The ice cream layer is icy rather than creamy. The heavy cream wasn’t cold enough when whipped, wasn’t whipped to stiff peaks, or the folding overmixed and deflated it. Use cold cream straight from the refrigerator, and stop mixing as soon as the condensed milk is fully incorporated.

The slab falls apart when cutting. Either the ganache or ice cream wasn’t fully frozen before the next layer was added, or the crust wasn’t pressed firmly enough. The hot-knife technique is essential — run the knife under hot water, dry it, cut, repeat. Don’t saw; press straight down.

The top ganache cracked instead of staying smooth. The ice cream layer wasn’t fully frozen when the ganache went on, causing the ganache to sink slightly as the ice cream settled. Or the ganache was poured too cold and thick. Rewarm slightly and pour when fully fluid.

THE NO-CHURN ICE CREAM SECTION

Why this filling works without a machine

Standard ice cream needs a machine to churn air into it as it freezes, which prevents large ice crystals from forming and keeps the texture smooth. No-churn ice cream achieves the same thing differently: whipping the heavy cream first incorporates the air, and the fat content of both the cream and the sweetened condensed milk coats the ice crystals as they form, keeping the texture silky without churning.

The whipping matters. Heavy cream needs to be cold to whip properly — if your cream is warm it won’t hold peaks and the filling will be dense rather than light. Pull it straight from the refrigerator. Whip until you have stiff peaks — the cream holds its shape when the beater is lifted but isn’t grainy or starting to separate. Overwhipped cream starts to look curdled and will make the ice cream slightly grainy; stop at stiff peaks.

Fold, don’t stir. When adding the sweetened condensed milk and crushed Oreos, use a spatula and fold — cut down through the center, scoop along the bottom, fold up and over. Stirring deflates the whipped cream and loses the air you just worked to incorporate. The filling should look fluffy and light when it goes into the pan. If it looks flat and dense, the cream was underwhipped or overmixed after adding the condensed milk.

The 5-hour freeze is real. The ice cream layer needs to be completely frozen solid before the top ganache goes on. If you pour ganache onto soft ice cream, it sinks and the layers blur. Check at the 4-hour mark — if the center still has any give, give it another hour.

The test of any ice cream dessert in my house is whether the kids ask for it by name. These are “the Oreo bar things” and that’s how I know they worked. The ganache layer is worth the extra step — don’t skip it. If you make these, tag me on Instagram. And if you want more Oreo everything, my Easy Oreo Poke Cake and Crumbl Oreo Cookies are both on the site waiting for you.

Here are some more yummy oreo treats to try: