Why Is My Immersion Blender Splattering?
Splattering from an immersion blender almost always comes down to one of a handful of fixable technique or equipment mistakes.
You lift the blender out of the pot for a second, or run it too fast, and suddenly the counter and stove are covered in soup. It is one of the most common complaints about immersion blenders, and the good news is it is almost never a defect. The causes are predictable and the fixes are simple. Work through the list below and the problem will almost certainly go away.
The Blade Guard Is Not Fully Submerged
This is the number one cause of splattering. The bell-shaped guard at the bottom of the blending shaft needs to sit below the surface of your liquid or mixture before you switch the motor on. If the guard is only halfway in, or you lift it while the blades are spinning, air gets pulled into the blade zone and the mixture sprays outward in every direction. A good rule of thumb: the guard should be at least an inch below the surface, and you should tilt the pot slightly toward you so the liquid pools deep enough to cover it fully. Only release the trigger after you pull the shaft back out.
You Are Starting at Full Speed
Hitting the highest speed setting right away creates a violent vortex before the blender has a chance to build a controlled blend zone. Start at the lowest speed available, let things settle for a few seconds, and then work up. Blenders with variable speed controls, like the Breville BSB510XL which offers 15 speeds, give you a lot of room to ease in gently. Even a basic two-speed model like the Hamilton Beach 59765 benefits from starting on low. The idea is to let the liquid circulate in a contained way before the blades are spinning at full force.
The Container Is Too Wide and Too Shallow
A wide, shallow pot gives the liquid nowhere to go but sideways. A deep, narrow container keeps everything channeled around the blade guard. When blending in a stockpot, use the tallest and narrowest one you have. If you are blending a small amount in a bowl, switch to a tall mixing cup or a large measuring pitcher instead. Many immersion blenders come with a dedicated blending cup for exactly this reason. Using the right container makes a bigger difference than almost any other single adjustment.
You Are Moving the Blender Too Quickly
Jerky up-and-down or side-to-side movements break the suction seal the guard creates around the blade. That seal is what keeps the mixture directed downward and contained. Move the blender slowly and deliberately, keeping the guard submerged the whole time. A slight circular motion near the bottom of the pot works well for soups and sauces. Save the up-and-down pumping for thicker things like hummus or nut butter, and even then do it slowly. Quick movements almost always cause splatter.
The Mixture Is Too Hot or Thin
Very hot liquids steam and expand quickly when agitated, which makes them splatter more than a cooler or thicker mixture would. If you are blending a hot soup, pull it off the heat and let it cool for five minutes first. Thin, watery liquids also splatter more easily because there is nothing to contain the energy from the blades. Adding a small amount of cream, oil, or cooked potato can thicken a soup enough to keep the splatter under control. This is not always possible but worth knowing when you have the option.
The Blender Itself May Be Underpowered for the Job
A low-wattage blender working harder than it was designed to can create uneven blade action, which contributes to splatter. The Mueller MU-HB-02, rated 4.4 stars across more than 52,000 reviews at around $40, is a popular mid-range option that handles everyday blending smoothly. If you are consistently blending thick bean soups or fibrous vegetables and dealing with splatter, the motor may be struggling. A higher-output model gives the blades a consistent, controlled spin rather than a choppy one, and that consistency directly reduces spray.
A Drip Guard or Kitchen Towel Can Help
No matter how careful you are, fine mist is hard to eliminate entirely when blending hot liquids. Laying a clean kitchen towel loosely over the top of the pot, leaving just enough room for the blender shaft, catches most of the fine spray without blocking visibility. Some cooks use a splatter screen designed for frying pans the same way. It is a simple low-tech solution that protects your stove and backsplash while you dial in the technique.
Frequently asked questions
Is it normal for an immersion blender to splatter a little?
Some fine mist is normal, especially with hot, thin liquids. Heavy splatter that reaches the wall or gets everywhere is not normal and almost always points to technique rather than a defect. Adjusting depth, speed, and container shape will eliminate most of it.
Why does my immersion blender splatter when I lift it out?
The blades are still spinning for a brief moment after you release the trigger, and lifting the guard out of the liquid while they are still moving pulls liquid up and flings it outward. Release the trigger, count to two, and then lift the shaft. That pause lets the blades coast to a stop while still submerged.
Does a more powerful immersion blender splatter less?
Not automatically, but a blender that is properly sized for the task runs with a more consistent blade speed, which does reduce choppy, uneven rotation that can contribute to splatter. Technique still matters more than wattage for most home cooking situations.
Can I blend directly in a pot on the stove?
Yes, but pull the pot off the burner first. Blending over an open flame or hot electric coil is a burn risk, and the vibration of a running burner adds instability. Once the pot is off the heat and the contents have cooled slightly, blend away.
Does the shape of the blade guard affect splatter?
Yes. Guards with tighter, fully enclosed bells trap the liquid more effectively than open or minimal guards. If splatter is a persistent problem across different techniques, comparing guard designs on a newer model may be worth considering.