Ninja Creami Mix-In Guide: What Works, What Doesn't, and How to Use the Program

The first time I used the Mix-In program I just dumped my toppings in after the spin, stirred with a spoon, and called it a day. Then somebody in a Creami group pointed out I was basically doing arts and crafts when there was a button for this, and my whole relationship with the machine changed.

Here's everything I've learned about the Ninja Creami Mix-In program, including which add-ins actually hold up and which ones turn into a sad, incorporated paste before the cycle even finishes.

What the Mix-In program actually does

After your main spin (Ice Cream, Lite Ice Cream, whatever), you dig a small well in the center of the pint about an inch or so deep. You drop your mix-ins into that well, put the pint back in, and run Mix-In. The blade comes through one more time at a different depth and folds the add-ins into the ice cream without totally pulverizing them. The key word is folds. It's gentler than the spin, which is why the order of operations matters.

You want your base fully spun and creamy before you touch the Mix-In button. Mix-In is the last step, not a shortcut to skip the first spin.

The add-ins that work great

Anything with structure and a little fat tends to survive the Mix-In cycle with some texture left.

Chopped chocolate and peanut butter cups are the obvious ones. Chop them small enough to fit in the well but not so small they dissolve, and they come through with actual chocolate chunks you can feel. My Peanut Butter Cup Protein Ice Cream gets the cups folded in this way every time, not stirred in after.

Cookies and graham crackers work well if you go slightly generous on the pieces. The Creami moistens them a little, which sounds bad until you realize that's exactly what makes an Oreo in ice cream taste like an Oreo and not cardboard. Cookies and Cream Protein Ice Cream runs on this logic entirely.

Nut butters are the wildcard. A tablespoon of peanut butter swirled into the well makes ribbons, not chunks. That's fine if you want a swirl. If you want chunks, go with chopped peanut butter cups instead.

Frozen fruit works. Fresh fruit, less so. Fresh berries tend to release water and make the texture go soft. Frozen chunks fold through and stay relatively intact.

The add-ins that disappoint

Powdery or dry things are a bad idea. Granola mostly crumbles into the base and disappears. Cereal goes soggy almost immediately. If crunch is what you're after, add those on top after the Mix-In run, not inside the pint.

Candies with hard shells, like M&Ms, survive okay but can chip a blade if they're too dense and too many. I go light on anything genuinely hard. Gummy candies are the worst. They stretch and incorporate and turn the whole base a little chewy in a way nobody asked for.

Toffee is somewhere in the middle. My Coffee Toffee Protein Ice Cream gets toffee folded in and it stays crunchy enough, but you have to chop it smaller than feels necessary or it's too big for the well.

How many mix-ins and how deep is the well

A well about an inch deep and two inches across is the target. If the well is too shallow, the blade doesn't reach the add-ins and you get one big chunk sitting untouched in the center. Too deep and you're scraping into un-spun base at the bottom.

For quantity, two to four tablespoons of add-ins per pint is the range that folds in evenly. More than that and the blade has trouble distributing them. I know the instinct is to load it up. Trust the small amount.

The one thing worth doing after

Run a spoon through the pint once after the Mix-In cycle to check the distribution. The program does a solid job in the center and sometimes the edges get fewer add-ins than you'd like. A quick fold with a spoon takes five seconds and evens it out. That's not an extra step, that's just finishing the job.

Want more pints to try this on? Here's the full Creami recipe library, and pretty much any of the ice cream ones is a candidate for mix-ins.