Okay, here’s my blog post about making a key lime pie without condensed milk, written from my personal experience and in a casual, conversational tone:
So, I’ve been craving key lime pie lately. Like, really craving it. But every time I looked up a recipe, it called for sweetened condensed milk. And honestly? I’m just not a huge fan. It’s a little too sweet and thick for my liking. I wanted something lighter, tangier, and, well, more limey.
So I decided to experiment. I figured, “How hard could it be?” (Famous last words, right?). Turns out, it wasn’t that hard at all! It just took a little bit of tweaking.

The First Attempt (and What I Learned)
My first attempt was… okay. I basically just tried to wing it, using regular milk and a bunch of extra lime juice. I used:
- Regular Milk
- Lots of Lime Juice
- Eggs
- Sugar
- And a pre-made graham cracker crust (because, let’s be real, I’m not that ambitious).
The flavor was there, but the texture was all wrong. It was way too runny. It didn’t set properly, even after chilling it for hours. It was more like lime soup in a crust. Delicious lime soup, but still soup.
I learned that I needed something to replace the thickness and binding power of the condensed milk. Duh.
The Second Attempt (Success!)
For my second try, I did a little more research (I know, I should have done that first!). I found some suggestions to use heavy cream and a little bit of cornstarch as a thickener. This sounded promising!
Here’s what I did differently:
- Heavy Cream: I swapped the regular milk for heavy cream. This immediately made a HUGE difference in the richness and texture.
- Cornstarch: I whisked in a tablespoon of cornstarch with the sugar before adding it to the other ingredients. This was the key (lime…ha!) to getting it to set properly.
- Less Lime Juice (Slightly): Since I wasn’t battling the sweetness of condensed milk, I reduced the lime juice just a tad.
- Egg Yolks Only: I only used the yolks, as that helps a lot too.
I mixed the egg yolks, sugar, and cornstarch together first, making sure there were no lumps. Then, I gradually whisked in the heavy cream and lime juice. I poured the mixture into my pre-made crust and baked it at 350°F (about 175°C) for around 15-20 minutes. I was watching it like a hawk, because I didn’t want it to overbake.
I took it out when it was still slightly jiggly in the center. Then, the hardest part: waiting for it to cool completely and chill in the fridge for at least a couple of hours.
The result? AMAZING. Seriously. It was creamy, tangy, and perfectly set. It tasted like a real key lime pie, but lighter and fresher. My family devoured it, and I’ve made it several times since, tweaking the lime juice and sweetness to my exact preference.

So, if you’re like me and you’re not a condensed milk fan, don’t be afraid to try making key lime pie without it! It’s totally doable, and the result is so worth it. Just remember the heavy cream and cornstarch – those are your secret weapons!
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