We all love a good Frappe but not everyone wants to spend £4 at Starbucks. Luckily, if you are really craving a hit of that creamy double shot vanilla frappe then this simple Mcdonald’s hack could save your life. TikTok user @ellbrxo has blown up on the platform after sharing her secret milkshake hack that boosts the flavour profile of your shake to a whole new level.All you need to do is head to your local McDonald’s and order a vanilla milkshake and a shot of espresso. Then, add the espresso to the milkshake and give it a good stir with the straw, and voila! You now have your very own frappe. People all over TikTok have been impressed by the hack and have already viewed the video over 30,000 times. One staff member even approved of the hack:I work there and I do this all the time!!Other viewers have had their world rocked by the simple hack, commenting things such as ‘we have to try this’ and ‘best idea ever!’ It sure does sound delicious.And why not just stop at vanilla? You could always opt for chocolate if a mocha is what you fancy most. McDonald’s TikToks have been blowing up the platform as of late as a series of former employees have been sharing ‘truths’ and hacks about the fast-food giant.One TikToker even shared Maccas’ most dirty secret as to why the ice cream machine is always broken. Twitter user @will_doyle posted:Btw, I used to work in McDonalds. The ice cream machine was never broke, it just takes three hours to clean so we used to say it was broke so we didn't have to serve you lot. Cheers.And, this wan’t the only account that ousted McDonald’s staff members. Another made almost made the exact same statement:As an ex-McDonald's employee, the ice cream machine was always working it just took too long to clean it so we used to tell everyone it was broken hahaha.So next time you’re feeling up for a bit of soft-serve try this hack and remember if they say the machine is out of service, they’re probably lying.