What causes macarons to collapse?

Macarons deflate due to issues like overmixing the batter, which removes air, or undermixing, resulting in weak meringue. Other culprits include improper oven temperature (too high or low), excess moisture from humidity or liquid coloring, not resting them long enough to form a skin, or not baking long enough, causing steam to escape. Essentially, deflated macarons often signal a loss of trapped steam or air before they're fully set.

Why are my macarons collapsing?

Baking temperature too high. Too high a temperature can cause your macarons to rise rapidly and then collapse once they come out of the oven. The nice high feet will just spread outward.

How do you know if you overmixed your macarons?

You know you've overmixed macarons when the batter becomes too runny, the "figure 8" test shows the batter disappearing instantly (under 5 seconds), and the piped shells spread out flat, don't form feet, or develop cracked, bumpy tops, indicating deflated meringue and lost structure. Overmixing weakens the meringue, making shells thin, crispy, or chewy instead of light and airy.
 

What are the biggest mistakes when making macarons?

The biggest macaron mistakes involve improper macaronage (mixing) leading to hollow or bumpy shells, not resting the piped shells long enough to form a skin (causing cracks), and overwhipping the meringue, which makes them fragile. Other common errors include using liquid food coloring, incorrect oven temperature (especially dark trays), and not sifting dry ingredients, all of which hinder the development of smooth tops and signature "feet". 

How long should macarons sit before baking?

You should rest macarons for 30-60 minutes, or until a dry skin forms and they don't stick to your finger when lightly touched, but this varies greatly with humidity, temperature, and batter; some bakers even use a "no-rest" method, while others need longer. The goal is a matte, dry top that prevents cracking and encourages "feet," so check them frequently rather than relying strictly on time. 

Macaron Troubleshooting | Sunken Macarons

What to make with failed macarons?

Use them to add a crunchy texture and sweetness to muffin batter, muffins or as a sprinkle on fruit crumbles. The crumbs add a pleasant almond flavour and intensify the sweetness of the dish.

What happens if you under mix macarons?

🩷 Your batter will look rough, and the macarons won't smooth out well when you tap the trays. 🩷 Your baked macarons have a rough finish. Two things to remember about undermixed batter 👇🏽 🩷 In my opinion, it's a better problem to have than overmixed batter, because the macaron shells will still be strong.

What is the hardest part about making macarons?

The hardest part of making macarons is achieving the perfect consistency during macaronage, the process of folding dry ingredients into the meringue, because overmixing deflates the air (leading to flat cookies) and undermixing leaves them lumpy and prevents the signature "feet" (ruffled bases). This step, along with precise ingredient measuring and oven temperature, requires significant practice to get the batter to a "lava" or "ribbon" stage where it flows in a slow, continuous ribbon. 

How to tell if macarons are done drying?

A good indication is that they should no longer stick to your fingertips when you gently touch them. Resting typically takes between 15 to 25 minutes, but this can vary based on the weather. 🚀 **Quick Tips**: If your macarons seem to be taking too long to dry, here are a few strategies to speed up the process: 1.

What happens if you leave macarons out overnight?

If you do not refrigerate your macarons, make sure you eat them up within 24 hours. Keep them in an airtight container and put the container in the pantry and not under direct sunlight. If you want the macarons to last longer, put them in the refrigerator and you can make them last up to three days.

What happens if you overdry macarons?

Basically, if you over dry your macaron batter, the surface loses it's tensile strength from over dehydration and thus, when it rises in the oven, the surface cracks. However, if you don't dry your batter, the surface of your macaron would have only partially formed its crust and therefore, it will crack.

What temperature should the oven be for macarons?

We bake our macarons in 2 phases. To dry the piped batter and allow the skin to form, we place the shells in an oven preheated to 140 degrees and switched off. This first phase is timed for 12 minutes. We then turn the oven back on and bake the shells for another 12 minutes at 140C to give them their rise.

What is the secret to good macarons?

A good macaron has a smooth, shiny shell, distinctive "feet" (ruffles at the base), and a crisp-yet-chewy interior that isn't hollow, with a balanced, flavorful filling that's not too sticky and complements the shell, creating a delicate, satisfying bite. Key elements are precise ingredient measurement, proper meringue whipping, the critical "macaronage" mixing stage for lava-like batter, adequate resting, and careful baking to avoid cracks or hollowing.
 

What are common mistakes when making macaroons?

Common macaron mistakes include over-mixing (flat shells) or under-mixing (cracked shells, bumpy texture) the batter, failing to rest/dry the piped shells (leading to cracks), issues with oven temperature (too high for cracks, too low for no feet), using liquid food coloring, and having humid conditions which add moisture and hinder skin formation, all impacting feet development, smoothness, and texture. 

How long should I let macarons sit before baking?

Q: How long should I let macarons rest for skin formation before baking? A: The resting time for macarons to form a skin is a crucial step. On average, let them sit for about 30-40 minutes. However, this time can vary based on factors like weather, humidity, and climate.

Which is easier, French or Italian macarons?

The French macaron method is generally considered easier for beginners because it's simpler, but less stable; the Italian method, using a hot sugar syrup, is more complex and requires precision (like a candy thermometer) but creates a more stable meringue, leading to more consistent results for many bakers once mastered, though some find French easier. Start with French for basic practice, but many find Italian more reliable for perfect feet and texture once they get past the initial hurdle, despite being sweeter. 

How to know if a batter is overmixed?

Overmixed batter will result in baked goods that are chewy and dense in texture. They also might have a gummy texture.

What does cream of tartar do in macarons?

Sugar: Sugar is of course essential for making macarons sweet, but it also works with the cream of tartar to provide stability and structure to the egg whites.

Can you put underbaked cookies back in the oven after they have cooled?

But this doesn't have to be the end for your underdone cookies, simply return them to the oven for a second round of baking. The purpose of this second bake is for the heat to permeate the center of your baked goods and even their textures.

What filling is best for macarons?

Here are some flavour ideas that will help you get started!

• White macaron shells with vanilla buttercream.
• Brown macaron shells with chocolate filling/ganache.
• Yellow macaron shells with lemon white chocolate ganache.
• Pink shells with strawberry white chocolate ganache.
• Green shells with matcha buttercream.

---