
This fancy pistachio croissant idea turns regular store-bought croissants into a mouthwatering treat that'll match anything from a top bakery. Mixing buttery croissants with creamy pistachio filling makes an amazing pastry that's perfect for fancy brunches or making your coffee break extra special.
I came up with these pistachio croissants when friends showed up unexpectedly for brunch. The bright green filling and nutty taste made such a hit that now my kids ask for them whenever we're celebrating something with breakfast.
Ingredients
- Fresh croissants: Grab some good quality ones from a bakery that feel light and have lots of layers for the best result
- Heavy cream: Makes the smooth whipped base that carries all that pistachio goodness
- Sugar: Just a bit to bring out the pistachios' natural sweetness
- Pistachio paste: Gives you big flavor without any grittiness, try to find pure stuff without added sugar
- Chopped pistachios: Adds some crunch and looks pretty, go for bright green ones without salt
Quick Guide
- Get Your Pistachios Ready:
- Chop shelled pistachios into little pieces but leave some texture. Set them aside to sprinkle on top later.
- Make Your Cream Base:
- Put heavy cream in a big bowl with sugar. Grab an electric mixer and start slow, then speed up to medium high for exactly three minutes until it starts forming soft peaks.
- Mix In Pistachio Flavor:
- Add 1.5 tablespoons pistachio paste to your partly whipped cream. Keep whipping another two minutes until it stands up on its own. The cream should keep its shape but still look smooth enough to spread.
- Cut Your Croissants:
- With a bread knife, cut each croissant sideways. Don't cut all the way through, keep one end connected so it's easier to fill.
- Add Your Filling:
- Use a piping bag with a medium tip or just a spoon to fill each croissant generously. Close the top half gently so you don't squeeze out the filling.
- Make Them Look Fancy:
- Put more pistachio cream in a line down the middle of each croissant. This makes them look like they came from a fancy bakery and adds extra creaminess.
- Add Some Crunch:
- Scatter your chopped pistachios over the cream topping. They'll stick to the cream and give a nice texture contrast.
- Finish With A Drizzle:
- For the last touch, drizzle more pistachio paste over everything. If it's too thick, mix in a tiny bit of neutral oil to make it pourable.

The pistachio paste is really what makes these so amazing. I found it while on vacation in Sicily where they're crazy about pistachios. The first time I brought some home and made these, my little girl said they were better than the ones from our favorite French bakery, which made my day.
Make Ahead Tips
You can put these pistachio croissants together up to 4 hours before you plan to serve them. Just make them completely, cover them loosely with plastic wrap and stick them in the fridge. Take them out about 20 minutes before eating so they aren't too cold and all the flavors wake up. The cream stays nice and firm during this time.
Picking The Best Pistachios
Using good pistachios really changes how these taste. Look for bright green ones, which means they're fresh and handled well. Stay away from yellowish nuts or ones with dark spots. For the paste, try to find pure pistachio paste from fancy food stores or websites that doesn't have extra stuff or fake coloring. The real flavor is so much better it's worth going out of your way to find it.
Try Different Flavors
While I love the pistachio version best, this works great with other flavors too. You might try almond paste with almond slivers or hazelnut spread with chopped hazelnuts. If you love chocolate, try putting some chocolate ganache under the pistachio cream for something really special. In summer, fresh berries mixed into the cream or layered inside add nice freshness and pretty colors.

These pistachio croissants will turn any regular day into something worth celebrating!
Frequently Asked Questions
- → What kind of croissants work best for this dish?
The tastiest results come from all-butter croissants. Store-bought ones work fine, but grabbing some from your neighborhood bakery will make them even better. If you're using homemade ones, just make sure they've cooled completely before you start filling them.
- → Can I make pistachio paste at home?
You sure can! Just toast some shelled pistachios until they smell good, then throw them in a blender with a bit of neutral oil, sugar, and a tiny bit of salt. Keep blending until everything turns smooth and spreadable.
- → How far in advance can I prepare these?
It's best to put these together no more than 2-3 hours before you plan to eat them. You can make the cream filling a day ahead and keep it in the fridge. Just know that after they're filled, the croissants will get softer over time, which some people actually prefer.
- → What can I substitute for heavy cream?
Heavy cream gives you the fluffiest texture, but you can use whipped coconut cream from a cold can of coconut milk if you don't do dairy. Another good option is mixing mascarpone with a splash of milk for a thicker, cheesecake-like filling.
- → How should I store leftover pistachio croissants?
Pop any extras in a sealed container in the fridge for up to 2 days. They'll get softer as the pastry soaks up moisture from the filling, but lots of people love this pudding-like texture.
- → Can I use other nuts instead of pistachios?
You bet! This works great with hazelnuts, almonds, or walnuts too. Just swap in the same amount of whatever nut paste you like and use the matching chopped nuts on top. Each one will taste different but they're all yummy.