Last Updated on July 10, 2025 by Janell

If you’re looking for a next level dessert that satisfies every possible craving, this Extreme Chocolate Freakshake is the ultimate special treat. Inspired by the famous freakshake trend that originated at Pâtissez Cafe in Australia and gained popularity on social media, this monster shake is packed with rich, melted chocolate, gooey marshmallow fluff, and every over-the-top topping you can imagine.

Whether it’s your first time making a crazy milkshake or you’re a seasoned dessert adventurer, this chocolate freakshake will make your inner child do cartwheels. And let’s be honest—this isn’t your regular milkshake. This is a celebration in a mason jar, a tribute to chocolate in all its glorious forms, and a wild ride of flavors from cookie dough to dark chocolate, and maybe even a sprinkle of lucky charms.

Prep Time: 10–15 Minutes

This decadent dessert can be ready in under 10 minutes, though you may want to spend even longer decorating your top milkshake creation!

Ingredients for One Monster Shake:

• 1 cup chocolate milk
• 2 scoops chocolate ice cream
• 2 Tablespoons mini marshmallow 
• 1 Tablespoons dark chocolate chips
• ½ cup of milk (your favorite variety—almond, oat, or regular milkshake style)
• ⅓ cup of your favorite chocolate pieces (like milk chocolate, white chocolate, or chocolate bar chunks)
• 2–3 chopped-up pieces of candy (try peanut butter cups, caramel sauce squares, or cookie dough bites)
• Chocolate sauce for drizzling on top
• Optional: whipped cream, chocolate sprinkles, scoop of ice-cream, or a shot of espresso for an adult twist

How to Make Your Chocolate Freakshake:

1. Start with the fun part—melting your favorite chocolate. Whether it’s milk chocolate, white chocolate, or something a little darker, heat it gently in a microwave or on the stove until smooth. You can also use a jar of hot fudge.
2. While it’s still warm, spread some of that melted chocolate on the inside and top of the glass (a clear mason jar works best to show off the layers). Drizzle some chocolate sauce around the inside rim too.
3. In your blender or food processor, combine the chocolate milk, chocolate ice cream, and the ½ cup of your chosen milk. Blend until smooth and creamy. You now have your milkshake base!
4. Gently pour the creamy milkshake into your decorated glass.
5. Now it’s time to let your creativity shine! Stick crushed chocolate bar bits, marshmallow fluff, dark chocolate chips, or even mini slices of cake around the edges. Shred the chocolate pieces and press them into the top of the glass.
6. Top with a big swirl of whipped cream, and add any remaining candy, chocolate sprinkles, or a drizzle of caramel sauce or chocolate buttercream.
7. Serve cold with a straw and enjoy every over-the-top sip.

What Makes This Shake “Extreme”?

Unlike a vanilla ice cream or strawberry milkshake, this shake is pure indulgence. It combines the richness of dark chocolate, the creaminess of chocolate ice cream, and the joy of own freakshakes you’ve only seen at New York dessert spots like Black Tap or Galaxy’s Edge in Disneyland. This shake is built to fight fatigue with sugar and joy, giving you that extra push when your sweet cravings hit hard.

Some say these freak shake products are just about presentation, but it’s the taste that keeps you coming back. It’s rich, satisfying, and customizable. This will definitely satisfy your sweet tooth!

Tips for the Best Chocolate Milkshake Experience

• Want a thicker consistency? Add an extra scoop of ice-cream.
• For a caffeinated twist, try blending in a shot of espresso.
• Don’t forget presentation—this is a visual dessert! Think about how it’ll look on social media before serving.
• Don’t be afraid to experiment! Whether it’s a shamrock shake spin for St. Patrick’s Day or an amazing strawberry freakshake for summer, once you master the first freakshake, the possibilities are endless.

This Extreme Chocolate Freakshake is more than a dessert—it’s an experience. Whether you’re hosting a birthday, celebrating something big, or just treating yourself after a long day, this shake is sure to bring smiles. It’s rich, playful, and totally customizable. So grab your favorite candies, load up that mason jar, and dive into the ultimate crazy shake adventure.

And don’t forget: Your first thing after one of these should be to post a pic and tag your shake-loving friends. They’ll thank you later.