Summer is the perfect time to cool off with homemade frozen drinks that are both refreshing and fun. The Ninja SLUSHi FS301 makes it easy to craft smooth, flavorful slushies without the need for ice, ideal for your backyard parties or family movie nights.
Follow this step-by-step guide to create your own delicious summer slushies using this versatile frozen drink maker. With the right ingredients and a little patience, you’ll have a cool treat in no time!
Our top pick at a glance

Ninja SLUSHi Frozen Drink & Slushie Machine
- ✔ Power: WhisperChill compressor
- ✔ Ease of Cleaning: Dishwasher-safe parts
- ✔ Best Use: Frozen beverages without dairy

Ninja SLUSHi Frozen Drink & Slushie Machine with RapidChill Technology | 88 oz. Easy Fill Vessel | 5 Preset Programs | Make Margaritas, Frappés, & More | With Dishwasher Safe Parts | Black | FS301
NO ICE NEEDED: RapidChill Technology is our innovative two-part system that spins an auger around a cooling cylinder...
As an affiliate, we earn on qualifying purchases.
Choosing the Right Ingredients
Start by selecting your favorite fruit juices, flavored waters, or non-dairy milk-based liquids. Remember, the Ninja SLUSHi works best with liquids that can be frozen without dairy for longer storage.
- Fruit juices (e.g., strawberry, mango, pineapple)
- Frozen fruit pieces for added texture
- Sweeteners like sugar or sugar substitutes
- Water or flavored waters for dilution
Avoid using dairy-based liquids directly, as they may not freeze as well for extended storage.
Preparing Your Slushie Mixture
Mix your chosen liquids with sugar or sweetener in a container. Aim for a liquid fill of up to 64 oz to ensure the mixture can be properly processed in the Ninja SLUSHi.
Chill your mixture in the refrigerator for at least 30 minutes before freezing—this helps speed up the process and results in a smoother texture.
Pour the chilled mixture into the Ninja SLUSHi vessel, making sure not to exceed the 88 oz capacity.
Using the Ninja SLUSHi for Perfect Slushies
Secure the lid on the machine and select one of the five preset programs suited for your desired consistency. For a thick, ice-like slush, choose the appropriate setting and start the machine.
The RapidChill technology will quickly freeze your mixture, typically within 15-30 minutes depending on ingredients. The WhisperChill compressor keeps the drink cold for up to 12 hours, so you can prepare in advance.
Once done, carefully open the lid and serve immediately for the best texture. If you want a smoother consistency, pulse the mixture a few more seconds using the manual option if available.
Tips for Perfect Summer Slushies
- Use chilled liquids for faster freezing and better texture.
- Experiment with different flavor combinations and add fruit pieces for extra texture.
- Clean the dishwasher-safe parts immediately after use for easy maintenance.
- Freeze extra batches in airtight containers for quick refreshment later.
- Adjust sweetness to suit your taste—try adding more or less sugar or substitutes.
Enjoy your homemade summer slushies responsibly and share them with friends and family for a cool summer treat!
More Details on Our Top Picks
Ninja SLUSHi Frozen Drink & Slushie Machine

The Ninja SLUSHi FS301 is a versatile frozen drink machine that creates smooth, flavorful beverages without ice, perfect for cooling off during hot days. Its large capacity and easy cleaning make it a great addition for entertaining at home.
Pros:
- Creates smooth, ice-free frozen drinks
- Large 88 oz capacity for multiple servings
- Quiet WhisperChill compressor keeps drinks cold for hours
- Dishwasher-safe parts simplify cleaning
Cons:
- Requires sugar or sweetener for best results
- Freezing time can vary from 15 to 60 minutes
- Limited to liquids that can be frozen without dairy for longer storage
Best for: Home entertainers and summer party hosts
Not ideal for: Dairy-heavy drinks or quick, single-serving use
Bottom line: A must-have for refreshing summer slushies and backyard parties.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.