If you’re a chocolate and peanut butter lover, this Reese’s Overload Ice Cream Sundae Cake is going to be your new obsession. Imagine layers of rich chocolate cake, creamy vanilla and chocolate ice cream, swirls of peanut butter, and a generous topping of chopped Reese’s peanut butter cups. It’s the ultimate party dessert—a frozen masterpiece that combines the nostalgia of an ice cream sundae with the indulgence of a candy-stuffed cake.

Perfect for birthday parties, summer gatherings, or anytime you crave comfort food with a twist, this dessert is guaranteed to wow your guests. It’s a no-fuss, make-ahead cake that looks stunning on the table and tastes even better than it looks.

Why You’ll Love This Recipe

Peanut Butter + Chocolate Heaven – Reese’s lovers will go crazy for every bite.
Make-Ahead Friendly – Perfect dessert to prepare in advance for parties.
Showstopper Cake – Impressive layers make it a centerpiece-worthy dessert.
Kid & Adult Approved – A family-friendly treat everyone will fight over.
Customizable – Switch up ice cream flavors or candy mix-ins for endless variations.

Ingredient Breakdown

Here’s why each ingredient matters in this decadent sundae cake:

Chocolate Cake Mix – Provides a rich, moist base that holds up to freezing without getting dry.
Eggs, Water & Oil – Standard cake mix ingredients that create a tender crumb.
Vanilla Ice Cream – Adds creamy sweetness and balances the richness of the chocolate.
Chocolate Ice Cream – Doubles down on indulgence and layers beautifully with vanilla.
Peanut Butter – Adds a salty-sweet flavor and creamy texture that ties everything together.
Whipped Cream – A fluffy, light topping that contrasts with the dense cake and candy.
Reese’s Peanut Butter Cups – The star mix-in, adding crunch, flavor, and plenty of peanut butter goodness.
Chocolate Syrup – For that signature sundae drizzle that makes it picture-perfect.

Pro Tips for Success

Chill Between Layers: Freeze each assembled layer for 15 minutes before adding the next to keep everything neat.
Use Parchment Paper: Line pans with parchment for easy cake removal.
Make It Ahead: Assemble up to 2 days in advance and store in the freezer.
Keep It Cold: Serve immediately after slicing to avoid melting.
Go Big with Toppings: Add crushed Oreos, sprinkles, or caramel sauce for extra flair.

Ingredient Swaps & Variations

Different Ice Cream Flavors: Try peanut butter swirl, cookies & cream, or salted caramel.
Candy Swap: Use Snickers, KitKats, or M&Ms instead of Reese’s.
Gluten-Free: Use a gluten-free cake mix.
Dairy-Free: Use non-dairy ice cream and whipped topping.
Extra Crunch: Add chopped peanuts or pretzels between layers.

Serving Suggestions

Slice thick wedges and serve with extra chocolate syrup on the side.
Pair with a tall glass of cold milk.
Make mini versions in mason jars for individual servings.
Garnish with a whole Reese’s cup on top of each slice for presentation.

Make Ahead + Storage Tips

To Store: Wrap leftover cake tightly in plastic wrap and freeze for up to 1 week.
To Reheat: No need! Just thaw slices at room temp for 10 minutes before serving.
Prep-Ahead: Bake cakes a day in advance and store covered at room temperature. Assemble later with ice cream.

Cultural or Fun Note

This cake is inspired by the American love affair with ice cream sundaes. The idea of layering cake with ice cream dates back to the 19th century, but adding candy like Reese’s transforms it into a modern-day party essential.

Frequently Asked Questions

Q1: Can I use homemade cake instead of cake mix?
Absolutely! Any rich chocolate cake recipe will work. Just make sure it’s sturdy enough to freeze.

Q2: How do I prevent the ice cream from melting during assembly?
Work quickly and keep the ice cream only slightly softened—not runny. You can even freeze the cake between layers.

Q3: Can I make this in a 9×13-inch pan instead of round pans?
Yes! A rectangular version works perfectly and is easier to slice into squares.

Q4: How long does it last in the freezer?
For best flavor and texture, enjoy within 5–7 days.

Q5: Can I use peanut butter ice cream instead of plain peanut butter?
Yes! Peanut butter ice cream will give you even more nutty flavor.

Emily