How to Make Soft Serve in the Ninja SLUSHi and Ninja SLUSHi Max Using Fun Foods Direct Soft Serve Mix

Can You Use Fun Foods Direct Soft Serve Mix in a Ninja SLUSHi or Ninja SLUSHi Max?

Yes. Fun Foods Direct soft serve mixes can be prepared for use in many at-home soft serve style machines, including the Ninja SLUSHi and Ninja SLUSHi Max, as long as you follow the machine’s fill line, preparation rules and cleaning instructions.

The Ninja SLUSHi style machines work differently from a traditional commercial soft serve machine. A commercial gravity machine freezes, churns and incorporates air into the mix while dispensing soft serve through a draw handle. A Ninja SLUSHi machine is designed as a frozen drink and frozen dessert appliance, so the texture may be slightly different from a full commercial machine. However, with the right mix ratio and preparation, you can still create a smooth, creamy, soft serve style result at home.

For best results, always use cold water, mix the powder fully before adding it to the machine and never exceed your machine’s max fill line.

Fun Foods Direct Soft Serve Mix Ratio

Our standard soft serve mix ratio is:

• 1.5kg soft serve powder
• 3.5L cold water
• Total prepared mix: approximately 5L

This ratio is designed to create a smooth, creamy soft serve base with good body, flavour and consistency. For at-home machines, you do not need to change the formula. You only need to scale the quantity down to suit your machine.

The same ratio can be expressed as:

• 30% powder
• 70% water

This makes scaling very easy. For any batch size, use approximately 300g powder per 700ml water.

Ninja SLUSHi Max Recipe for 1890ml Max Fill Line

If your Ninja SLUSHi Max has a 1890ml max fill line, use the recipe below.

Full Batch for 1890ml Max Fill

This is the correct scaled version of the standard Fun Foods Direct soft serve mix ratio for a 1890ml vessel.

For easier measuring at home, you can round this slightly to:

• 565g soft serve powder
• 1325ml cold water

This will keep the mix very close to the correct ratio while making it easier to measure with common kitchen scales and measuring jugs.

Important: do not fill past the max fill line. Frozen products can expand and the machine needs room to operate correctly.

Half Batch Recipe for Testing Flavours

If you are testing the machine for the first time, making a smaller batch is a good idea. A half batch is easier to manage, chills faster and lets you test texture before using a full 1890ml batch.

Half Batch for Ninja SLUSHi / Ninja SLUSHi Max

You can round this to:

• 285g soft serve powder
• 660ml cold water

This is a good starting batch if you want to test the texture, machine timing and serving consistency before making a full batch.

Simple 1 Litre Recipe

If you want a simple 1 litre batch, use the recipe below.

This is the easiest batch size to remember and works well for customers who want to make a smaller amount of soft serve at home.

How to Prepare the Soft Serve Mix

Correct preparation is important. If the powder is not fully mixed, the finished soft serve may be grainy, uneven or inconsistent.

Step 1: Measure the Water First

Add the required amount of cold water into a clean mixing jug or food-safe container. Cold water is best because it helps the mix chill faster and can improve the final texture.

Step 2: Slowly Add the Powder

Add the soft serve powder gradually while stirring or whisking. Do not dump all the powder in at once, as this can create lumps.

Step 3: Mix Until Smooth

Use a whisk, stick blender or blender to mix until the powder is fully dissolved. The mix should look smooth and even, with no visible dry powder.

Step 4: Rest the Mix

For best results, allow the prepared mix to rest in the fridge for at least 20 to 30 minutes. If possible, chill for 1 to 2 hours. This gives the powder time to hydrate properly and helps the machine freeze the mix more effectively.

Step 5: Stir Before Adding to the Machine

Give the mix a quick stir before pouring it into the Ninja SLUSHi or Ninja SLUSHi Max. This helps keep the mix even from top to bottom.

How to Make Soft Serve in the Ninja SLUSHi or Ninja SLUSHi Max

Once your mix is prepared and chilled, you can add it to your machine.

1. Make sure your Ninja SLUSHi or Ninja SLUSHi Max is clean and assembled correctly.
2. Prepare your Fun Foods Direct soft serve mix using the correct recipe above.
3. Chill the prepared mix in the fridge for best results.
4. Pour the prepared mix into the vessel.
5. Do not exceed the max fill line.
6. Select the most suitable frozen drink, milkshake or similar setting available on your machine.
7. Allow the machine to freeze and churn the mix until it reaches a soft serve style texture.
8. Dispense and serve immediately.

Machine settings can vary between models. If your machine does not have a dedicated soft serve setting, start with the setting that is closest to milkshake, frozen drink or slush-style operation. The goal is to reach a creamy, semi-frozen texture that dispenses smoothly.

Best Texture Tips for Ninja Soft Serve

Getting the best soft serve texture is about more than just the recipe. Temperature, preparation and machine operation all matter.

Use Cold Water

Cold water helps the machine freeze the mix faster. Warm or room-temperature mix can take longer and may result in a softer or wetter texture.

Pre-Chill the Prepared Mix

Pre-chilling is one of the easiest ways to improve results. A mix that has been chilled before going into the machine usually freezes more evenly and produces a better texture.

Do Not Add Ice

Do not add ice cubes to the soft serve mix unless your machine manual specifically allows it. Fun Foods Direct soft serve mix is designed to be mixed with water, not blended with ice.

Do Not Overfill

Always stay at or below the max fill line. Overfilling can affect freezing, dispensing and machine performance.

Serve Once the Texture Looks Right

The finished texture should be thick, cold, creamy and spoonable or dispensable. If it looks too liquid, give the machine more time. If it becomes too firm, allow it to soften slightly before serving, depending on your machine’s instructions.

Can You Use Milk Instead of Water?

Fun Foods Direct soft serve mixes are designed to work with water. This makes them easy, consistent and suitable for both home and business users.

Some customers may choose to replace part of the water with milk for a richer flavour. However, if you are using a Ninja SLUSHi or Ninja SLUSHi Max for the first time, we recommend starting with the standard water-based recipe first. Once you know how the machine performs, you can test small changes.

If using milk, keep the total liquid amount the same and do not exceed the max fill line. Always clean the machine thoroughly after using dairy-based mixes.

Can You Add Flavours, Toppings or Syrups?

Yes, you can customise your soft serve after preparation. The easiest option is to make the soft serve using the standard recipe, then serve it with toppings or syrups.

Popular additions include:

• Chocolate fudge topping
• Caramel topping
• Strawberry topping
• Sprinkles
• Crushed biscuits
• Mini marshmallows
• Chocolate flakes
• Waffle cones
• Donut pieces

If you want to mix flavouring directly into the liquid mix, start with a small test batch first. Some syrups or flavourings can affect freezing, sweetness and texture.

How Much Soft Serve Does a 1890ml Batch Make?

A 1890ml batch gives you close to 1.9L of prepared liquid mix before freezing and churning. The finished serving amount can vary depending on the machine, texture and how much air is incorporated into the product.

In soft serve, this air incorporation is known as overrun. More overrun means more finished volume and a lighter texture. Less overrun means a denser finished product. At-home machines may not create the same overrun as commercial gravity soft serve machines, but a good mix can still create a creamy and enjoyable result.

As a rough home-use guide, a full 1890ml batch may make several cups, cones or dessert bowls depending on serving size.

Troubleshooting Ninja SLUSHi Soft Serve

The Mix Is Too Runny

If the soft serve is too runny, the mix may not be cold enough, the machine may need more time, or the batch may be too warm when added. Pre-chill the prepared mix and allow the machine to continue freezing until the texture improves.

The Mix Is Too Thick

If the mix becomes too thick, check that the powder and water were measured correctly. Too much powder can make the mix heavy. Use the scaled recipes in this guide and avoid overfilling the machine.

The Texture Is Grainy

Grainy texture usually means the powder was not fully dissolved or the mix did not have enough time to hydrate. Mix thoroughly and rest the prepared liquid mix in the fridge before use.

The Machine Is Taking Too Long

A warm mix, warm room, overfilled vessel or incorrect setting can increase freezing time. Use cold water, chill the prepared mix and keep the machine in a cool, stable environment where possible.

The Flavour Is Too Strong or Too Weak

Make sure the powder-to-water ratio is correct. If too much water is added, the flavour may be weak. If too much powder is added, the flavour may be too strong and the texture may become too thick.

Cleaning After Making Soft Serve

Soft serve mix contains food ingredients that need proper cleaning after use. Always follow your Ninja machine’s cleaning instructions.

General cleaning tips include:

• Empty any remaining soft serve from the machine.
• Run the rinse cycle if your model has one.
• Use warm water as directed by the machine manual.
• Wash removable parts after use.
• Do not leave dairy or soft serve mix sitting in the machine for long periods.
• Dry all parts before storing.

Proper cleaning helps protect flavour, hygiene and machine performance.

Quick Recipe Guide

Why Fun Foods Direct Soft Serve Mix Works Well for At-Home Machines

Fun Foods Direct soft serve mixes are designed to be simple, consistent and versatile. The same core mix can be used in traditional gravity soft serve machines and many at-home soft serve style machines without needing a complicated recipe change.

This makes the mix practical for:

• Home dessert makers
• Families using at-home frozen dessert machines
• Party hire businesses
• Small event operators
• Cafés testing soft serve menu items
• Food trucks and dessert vendors
• Fundraisers and school events

Because the mix is powder-based, it is also easy to store, measure and prepare as needed. You can make a full batch for larger use or a smaller batch for home testing.

Final Tips for Best Results

• Use the correct powder-to-water ratio.
• Use cold water.
• Mix until fully smooth.
• Chill the prepared mix before use.
• Never exceed the Ninja machine’s max fill line.
• Start with a smaller batch if testing for the first time.
• Clean the machine properly after every use.
• Serve immediately for the best soft serve texture.

Once you know how your machine performs, you can start testing toppings, sauces, cones, cups and dessert combinations.

Shop Fun Foods Direct Soft Serve Mixes

Fun Foods Direct soft serve mixes are suitable for home users, party hire operators, cafés, food trucks, events and businesses wanting a reliable soft serve powder mix.

Shop Soft Serve Mixes

Frequently Asked Questions

How much Fun Foods Direct soft serve mix do I use for a Ninja SLUSHi Max with a 1890ml fill line?

Use approximately 567g of Fun Foods Direct soft serve powder and 1323ml of cold water. For easier measuring, you can round this to 565g powder and 1325ml cold water.

Can I use Fun Foods Direct soft serve mix in the normal Ninja SLUSHi?

Yes, provided you follow your machine’s fill line and operating instructions. If your Ninja SLUSHi has a 1890ml max fill line, use the same 1890ml recipe in this guide. If your model has a different fill line, scale the recipe using 30% powder and 70% water.

Do I need to change the soft serve mix recipe for the Ninja SLUSHi?

No major recipe change is needed. Use the same Fun Foods Direct soft serve mix ratio and scale it down to suit your machine size.

Should I use water or milk?

Fun Foods Direct soft serve mixes are designed to work with water. For your first batch, use cold water. You can test milk later if you want a richer result, but always keep the total liquid amount within the machine’s fill line.

Why is my Ninja soft serve too runny?

The mix may not be cold enough, the machine may need more time, or the batch may have been added at room temperature. Pre-chill the prepared mix and allow the machine more time to freeze.

Can I add toppings to the soft serve?

Yes. It is best to make the soft serve first, then add toppings such as chocolate sauce, caramel sauce, sprinkles, crushed biscuits or waffle pieces after serving.