Ninja OP350
Ninja Foodi 11-in-1 Multi-Cooker User Manual
Model: OP350
Introduction
The Ninja Foodi 11-in-1 Multi-Cooker, Model OP350, is a versatile kitchen appliance designed to simplify cooking with its 11 programmable functions. This appliance combines the capabilities of a pressure cooker and an air fryer, allowing for a wide range of cooking methods from pressure cooking to crisping. It features a 6-liter cooking pot and a 3.7-liter Cook & Crisp Plate, suitable for preparing family-sized meals.
This manual provides essential information on setting up, operating, maintaining, and troubleshooting your Ninja Foodi Multi-Cooker to ensure safe and efficient use.

Front view of the Ninja Foodi 11-in-1 Multi-Cooker, showcasing its control panel and sleek design.
Product Components
Familiarize yourself with the main components of your Ninja Foodi Multi-Cooker:
- Main Unit: The base of the multi-cooker housing the heating element and control panel.
- Pressure Lid: Used for pressure cooking, slow cooking, steaming, sous vide, yogurt, dehydrate, and sauté functions.
- Crisping Lid (Air Fry Lid): Used for air crisping, baking, roasting, and grilling functions.
- 6-Liter Non-Stick Ceramic Coated Inner Cooking Pot: The main pot where food is cooked.
- Non-Stick Cook & Crisp Plate: Inserted into the cooking pot for air frying and crisping.
- Reversible Rack: Used for steaming, baking, and grilling, allowing for multi-layer cooking.

An exploded view illustrating the main components: the pressure lid, crisping lid, reversible rack, Cook & Crisp plate, and the inner cooking pot.

Detailed labeled diagram of the Ninja Foodi Multi-Cooker components, including the Pressure Lid, Crisp (Air Fry) Lid, Reversible Rack, Non Stick Cook & Crisp plate, and the 6 Litre Non Stick Ceramic Coated Inner Cooking Pot.
Setup
- Unpacking: Carefully remove all packaging materials and accessories from the box.
- Initial Cleaning: Before first use, wash the inner cooking pot, Cook & Crisp Plate, and reversible rack in warm, soapy water. Rinse thoroughly and dry completely. The main unit should be wiped clean with a damp cloth.
- Placement: Place the multi-cooker on a clean, dry, level surface. Ensure there is adequate space around the unit for proper ventilation, especially above the crisping lid.
- Power Connection: Plug the power cord into a grounded electrical outlet.

All components of the Ninja Foodi Multi-Cooker, including the main unit, pressure lid, inner pot, Cook & Crisp plate, and reversible rack, laid out for inspection and cleaning.
Operating Instructions
The Ninja Foodi 11-in-1 Multi-Cooker offers a variety of cooking functions. Always ensure the correct lid is used for the selected function.
Control Panel Overview

A close-up view of the Ninja Foodi control panel, showing the digital display, temperature and time controls, and various function buttons.
The control panel features a digital display, temperature and time adjustment buttons, and dedicated buttons for each cooking function. The "TenderCrisp" indicator illuminates when the crisping lid is in use.
Using the Lids

Illustration showing the distinct Crisping Lid (Air Fry Lid) and the Pressure Lid, highlighting their different designs and uses.
- Pressure Lid: Use for Pressure Cook, Steam, Slow Cook, Sous Vide, Yogurt, Dehydrate, and Sear/Sauté functions. Ensure the lid is properly sealed and the pressure release valve is in the correct position.
- Crisping Lid: Use for Air Crisp, Bake/Roast, and Grill functions. This lid is permanently attached and should be closed for these functions.
Cooking Functions

A circular diagram illustrating the 11 cooking functions of the Ninja Foodi: Pressure Cook, Steam, Slow Cook, Sear/Sauté, Keep Warm, Sous Vide, Yogurt, Dehydrate, Air Fry, Bake/Roast, and Grill.
Pressure Cook
Achieve quick, tender, and juicy meals up to 70% faster than traditional cooking methods. Ideal for stews, chilis, and meats. Use the Pressure Lid.

Example of a pressure-cooked dish, demonstrating the tender results.
Air Fry
Enjoy crispy chips, golden vegetable crisps, and other fried foods with little to no oil, using up to 75% less fat. Use the Crisping Lid.

Crispy french fries, a typical result of the Air Fry function.
Slow Cook
Perfect for tender pulled pork, casseroles, and risottos. Adjustable time settings and high/low cooking temperatures provide full control. Use the Pressure Lid.

A bowl of slow-cooked risotto, showcasing the texture achieved with this function.
Bake/Roast
Create crispy roast potatoes, rich nut roasts, and Mediterranean vegetable medleys. Also suitable for fresh bread, pies, and cakes. Use the Crisping Lid.

A perfectly roasted chicken, demonstrating the Bake/Roast capability.
Grill
Ideal for salmon fillets, tasty burgers, and adding a crispy topping to dishes. Use the Crisping Lid.

Grilled salmon fillets, showcasing the grilling function's ability to create char marks.
Sear/Sauté
Easily seal and color your favorite steak, caramelize onions, toast seeds, and prepare sauce bases directly in the cooking pot. Use the Pressure Lid (open).

A seared steak with roasted potatoes, illustrating the browning capability of the Sear/Sauté function.
Steam
Enjoy delicately steamed fish, perfectly cooked rice, and tender vegetables. Use the Pressure Lid.

A plate of steamed fish with asparagus and lemon, demonstrating the healthy Steam function.
Keep Warm
Keeps your food ready to eat for up to 12 hours after cooking. Use with either lid, depending on the previous cooking function.

A dish of chicken and potatoes in a baking dish, illustrating food being kept warm.
Sous Vide
Enjoy slow-cooked food sealed in a plastic bag in an accurately regulated low-temperature water bath. Use the Pressure Lid.

A dish of meat and vegetables, representing the precise cooking of the Sous Vide function.
Yogurt
Create homemade yogurt exactly as you like it. Use the Pressure Lid.

A bowl of creamy homemade yogurt, illustrating the Yogurt function.
Dehydrate
Make healthy snacks and preserve food by removing moisture. Use the Pressure Lid.

A bowl of dehydrated apple slices, showing the result of the Dehydrate function.
TenderCrisp Technology
The Ninja Foodi's unique TenderCrisp Technology allows you to pressure cook ingredients to lock in juices, then finish them with a crispy, golden-brown texture using the crisping lid. This is ideal for whole chickens, roasts, and other dishes where both tenderness and crispiness are desired.

Demonstration of the TenderCrisp technology, showing how a frozen chicken can be transformed into a perfectly cooked, crispy meal.
Maintenance and Cleaning
Proper maintenance ensures the longevity and optimal performance of your Ninja Foodi Multi-Cooker.
- Unplug Before Cleaning: Always unplug the unit from the power outlet and allow it to cool completely before cleaning.
- Inner Pot, Cook & Crisp Plate, Reversible Rack: These accessories are dishwasher safe for easy cleaning. For stubborn food residue, soak in warm, soapy water before scrubbing.
- Main Unit: Wipe the main unit with a clean, damp cloth. Do not immerse the main unit in water or any other liquid.
- Lids: The pressure lid's silicone gasket and anti-clog cap should be regularly inspected and cleaned. The crisping lid can be wiped clean with a damp cloth.

The Cook & Crisp plate and reversible rack submerged in water, illustrating their ease of cleaning and dishwasher-safe design.
Troubleshooting
If you encounter issues with your Ninja Foodi Multi-Cooker, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit not turning on | Not plugged in; power outlet issue. | Ensure power cord is securely plugged into a working outlet. Check circuit breaker. |
| Pressure not building | Pressure lid not sealed correctly; pressure release valve open; insufficient liquid. | Ensure lid is fully closed and locked. Close pressure release valve. Add required minimum liquid. |
| Food not crisping | Crisping lid not closed; Cook & Crisp Plate not used; too much food. | Ensure crisping lid is fully closed. Use the Cook & Crisp Plate. Do not overfill the basket. |
| Error codes on display | Specific internal issue. | Refer to the full user manual (link below) for specific error code meanings and solutions. Unplug and plug back in to reset. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Ninja |
| Model | OP350 |
| Functions | 11-in-1 (Pressure Cook, Air Fry, Slow Cook, Steam, Sear/Sauté, Bake/Roast, Grill, Dehydrate, Yogurt, Sous Vide, Keep Warm) |
| Capacity | 6 Liters (Cooking Pot), 3.7 Liters (Cook & Crisp Plate) |
| Wattage | 1450 watts |
| Voltage | 230 Volts |
| Material | Stainless steel |
| Dimensions (Product) | 16.93 x 14.17 x 12.6 cm (approx. 43 x 36 x 32 cm) |
| Item Weight | 9.56 Kilograms |

A visual representation of the Ninja Foodi Multi-Cooker's dimensions relative to a person, indicating its countertop footprint.
Warranty and Support
For warranty information and customer support, please refer to the official Ninja website or contact their customer service directly. Keep your purchase receipt as proof of purchase.
You can also find additional resources and the full user manual in PDF format:
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