Hey everyone, let’s cut to the chase—if you’ve ever whipped up a creamy, thick milkshake (like that over-the-top one with extra whipped cream and a cherry on top) and wondered if a disposable cup will hold it all without leaking, getting soggy, or just plain failing, you’re not alone. As a disposable cups supplier who’s talked to hundreds of cafes, food trucks, and even home bakers about this exact question, I’ve lost count of how many times someone’s asked, “Can I actually use disposable cups for milkshakes?” Disposable Cups
Spoiler: The answer isn’t a simple yes or no—it’s about which cup you pick, and why that matters way more than you might think. Let’s break this down like I’m chatting over a coffee (well, a milkshake, obviously), no stuffy jargon, just real stuff I’ve seen and tested over the years.
First off, let’s get one common myth out of the way: Not all disposable cups are created equal. A plain old thin paper cup you get for hot coffee? That’s not going to cut it for a milkshake. Why? Milkshakes aren’t just cold drinks—they’re thick, often sugary, and sometimes super creamy, which means they can eat through flimsy materials fast. Let’s get into the science here, but keep it simple: Disposable cups for drinks have two main jobs, especially for thick, cold drinks: they need to resist moisture (no one wants a leaky mess all over their car seat or counter) and they need to have enough rigidity to hold that dense shake without collapsing mid-pour.
Let’s start with the most common disposable cup types out there, because I get asked about these every day. First, basic paper cups. Most standard paper cups are lined with a thin layer of plastic (polyethylene, in the industry lingo) to keep the paper from getting soggy. But for a milkshake, that thin lining might not be enough. A milkshake is a high-moisture, high-sugar drink, and sugar can actually break down that plastic lining over time—especially if the shake’s been sitting for a while. I’ve seen a cup that looked fine at the register leak all over a table 10 minutes later because the lining couldn’t handle the extra time. That’s a nightmare for any business, right? Customers don’t want to pick up their shake and find a puddle, and you don’t want to waste product or hear complaints.
Then there are plastic cups, which a lot of people reach for first for milkshakes. But wait— not all plastic cups are the same either. The thin, flimsy plastic cups you get for soda at a fast food joint? Those are usually polystyrene (PS), and while they’re cheap, they’re not great for thick milkshakes. PS is rigid but can crack, and it’s not super resistant to oils (especially from creamy shakes with lots of fat). I’ve had a customer tell me they used thin PS cups for their thick Oreo shakes and half the cups cracked when they added the toppings. Ouch. On the flip side, there’s thicker plastic, like polypropylene (PP), which is more durable. PP cups are sturdier, resist cracking, and handle moisture and fat way better. But even PP—does it feel right for a milkshake? Some people say thick plastic feels cheap, which is a problem for premium milkshakes that people will pay $8 for. That’s where the middle ground comes in, which is what I see most businesses go for now.
Okay, so what’s the sweet spot? Double-walled paper cups with a thicker plastic lining, or paper cups with a wax coating? Wait, wax—let’s talk about wax. Waxed paper cups were super common back in the day, right? They’re good for cold drinks because the wax repels moisture, but they have a big downside: they can get soft if the drink is extra thick or has a lot of sugar, and they’re not as eco-friendly as other options (which is a huge deal now—customers care about sustainability more than ever). So waxed is out for most people these days, unless it’s a really quick, single-use thing.
Let’s get back to the double-walled cups. I tested these myself last year—we got a batch of double-walled paper cups with a reinforced plastic lining, filled them with different types of milkshakes: chocolate, vanilla, Oreo, even a super thick peanut butter shake. Left them sitting at room temp for 30 minutes, then tipped them upside down (the ultimate leak test, right?). Not a single drop. Why? The double wall adds rigidity, so the cup doesn’t collapse under the weight of the thick shake, and the thicker lining doesn’t break down from the sugar or fat in the milkshake. That’s the key—thicker lining + rigidity. You don’t want a cup that’s flimsy, because when you pour a thick shake, the pressure on the sides and bottom is way higher than it is for a thin soda or water.
Now, let’s talk about real-world use cases, because that’s what matters. For a small coffee shop that makes 50 milkshakes a day, what do I recommend? The double-walled paper cups. They look nicer than thin plastic, they’re more eco-friendly (most are recyclable, depending on your area), and they don’t leak. I have a client in Portland who uses these cups, and they haven’t had a single leak complaint in 6 months. That’s a win for them. For a food truck that’s serving milkshakes at outdoor events, where they need something that can withstand being jostled in a cooler? A thicker PP plastic cup with a tight-fitting lid is better—those don’t crack when you stack 20 of them, and they won’t leak if the truck hits a pothole. One of my food truck clients in Austin swears by these, because they’ve had less than 5 leaks all summer, and they serve hundreds of shakes a weekend.
Wait, but what about lids? Oh my gosh, lids are almost as important as the cup itself. Even the best cup will leak if you use a cheap lid. For milkshakes, you need a lid that fits tight—no gaps, no wiggling. The sip hole should be sized right, too. If it’s too small, people have to suck too hard, and if it’s too big, the shake might spill if you tilt it. I always recommend dome lids for milkshakes, because they have enough room for extra toppings—whipped cream, sprinkles, a whole cookie on top, whatever. Flat lids work too, but domes are just way more fun for a milkshake, and they don’t put pressure on the shake when you put the lid on. A lot of people forget that—if you squish a dome lid down too hard onto a thick shake, it can push the shake out of the sip hole. That’s another leak fail, so just make sure you’re not over-tightening.
Now, let’s get into sustainability, because I can’t ignore that. A lot of businesses ask me if disposable cups for milkshakes are bad for the planet, and the answer is: it depends on the cup. The good news is, we’ve come a long way from the old plastic-lined paper cups that were hard to recycle. Most of the double-walled cups I supply are lined with compostable plastic, or they’re made from 100% recycled paper, and they’re recyclable in facilities that accept paper with plastic lining. If you’re a business that’s big on green practices, I can also get you options that are fully compostable (made from sugarcane or other plant-based materials) for milkshakes. Those work just as well as the plastic-lined ones, and they break down in commercial compost facilities. I have a client in Seattle that switched to compostable cups last year, and their customers actually commented on it—they said it made them feel better about buying a milkshake, which is a bonus for business.
Wait, but what about people who say “just use reusable cups”? Yeah, that’s a great option, but not everyone can. If you’re a food truck at a festival, you can’t take reusable cups because they’d get lost or broken. If you’re a cafe that’s in a busy downtown area, some people just want a disposable cup to take their shake to go, no clean-up required. Disposable cups are convenient, and the key is picking the right one for your needs. I had a customer once who tried to use reusable silicone cups for their delivery milkshakes, and they got 10 calls a week from customers saying the cups were leaking or the lids didn’t fit. They switched to the double-walled disposable ones, and those complaints stopped. So it’s not that disposable is always worse—it’s that using the wrong disposable cup is worse.
Let’s also talk about common mistakes people make with disposable cups for milkshakes. First, buying the cheapest cups you can find. I know budget is tight, but if you buy a $0.02 cup that’s thin and has a weak lining, you’re going to spend more money on refunds and complaints than you would on a slightly more expensive cup that works. Second, using the wrong lid. Like I said, a cheap flat lid that’s too small will lead to spills. Third, overfilling the cup. If you fill a disposable cup all the way to the top, the shake will push out when you put the lid on—always leave about half an inch of space at the top. That’s a simple trick, but it’s saved so many of my clients from leaks.
I’ve been in the disposable cups game for 8 years now, and I’ve seen every possible milkshake cup fail: cups that crack when you add hot fudge, cups that leak when you carry them to a car, cups that get soggy after 5 minutes in the sun. But I’ve also seen the right cups work perfectly every time. It’s all about matching the cup to your use case: if you’re a cafe doing dine-in or local pickup, go for a sturdy double-walled paper cup with a dome lid. If you’re a food truck or event vendor, go for a thicker PP plastic cup with a lockable lid. If sustainability is your top priority, go for a compostable paper cup with a reinforced lining.
So, back to the original question: Can you use disposable cups for milkshakes? Yes—if you pick the right ones. The worst thing you can do is grab a random cup from the supply closet and hope for the best. Do a quick test: fill a cup with a thick shake, put a lid on, and tip it upside down for 10 seconds. If nothing leaks, it’s good. If it does, try a different cup. I’ve tested hundreds of cups, so I can tell you which ones pass that test, no guesswork needed.
At the end of the day, milkshakes are supposed to be a fun, indulgent treat—no one wants to ruin it with a leaky cup that makes a mess. If you’re a business owner who’s tired of leak complaints, or you’re just looking for a better option for your milkshakes, hit me up. I can walk you through different options, send you sample cups to test, and help you find something that works for your budget, your business, and your customers. No pressure, no salesy jargon—just real advice from someone who’s been in this spot hundreds of times.
Now, go make that milkshake, and make sure it’s not leaking.
Bagasse Plates References
- Food and Drug Administration (FDA). (2021). Food Contact Materials: Paper and Paperboard. U.S. Department of Health and Human Services.
- Sustainable Packaging Coalition. (2022). Single-Use Cup Performance Testing for Thick, Cold Beverages.
- American Society for Testing and Materials (ASTM). (2020). Standard Test Methods for Leak Resistance of Disposable Drinking Cups.
- National Restaurant Association. (2023). Foodservice Packaging Trends: Customer Preferences for Beverage Containers.
Mudanjiang Shuntong Environmental Protection Technology Co., Ltd.
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