Summer is the perfect time to enjoy quick, delicious, and healthy snacks outdoors. The Ninja DoubleStack XL Smart Air Fryer makes it easy to prepare a variety of crispy treats without turning on the oven or deep fryer, saving space and time in your outdoor kitchen or patio setup.
Whether you’re hosting a barbecue or enjoying a quiet evening outside, this versatile appliance helps you whip up snacks like crispy chicken wings, sweet potato fries, or even veggie chips — all with less fat and in less time.
Our top pick at a glance

Ninja DoubleStack XL Smart Air Fryer
- ✔ Size: 40% slimmer than traditional air fryers
- ✔ Control: Independently controlled baskets
- ✔ Accessories: Includes crisper plates and meal racks

Ninja DoubleStack XL Smart Air Fryer, 2-Basket, 10 QT, 6-in-1, DoubleStack Technology Cooks 4 Foods at Once, Space Saving Design, Air Fry, Broil, Bake SL451
- Space Saving Design: Fits under cabinets, 40% slimmer
- Smart Cook System: Precise doneness with Smart Thermometer
- DoubleStack Technology: Cook 4 foods simultaneously with 2 baskets
As an affiliate, we earn on qualifying purchases.
Step-by-Step: Making Crispy Summer Veggie Chips
Follow this simple guide to create flavorful, crunchy veggie chips perfect for summer snacking. The DoubleStack XL’s dual baskets allow you to prepare different flavors simultaneously, ideal for variety and sharing.
- Preheat the air fryer to 375°F using the ‘Bake’ function.
- Slice your favorite vegetables thinly — zucchini, sweet potatoes, or carrots work great.
- Lightly toss the slices with olive oil and your favorite seasonings.
- Place the slices evenly in one of the baskets, making sure they are not overlapping.
- Set the temperature and time (about 15-20 minutes) with the smart doneness control to ensure perfect crispiness.
- Use the other basket for a second flavor, like seasoned kale chips or beet slices, and start that cooking cycle simultaneously.
- Check for doneness, and use the included smart thermometer for precise results if needed.
Once done, remove the chips and serve immediately for crispy, healthy summer snacks.
Tips for Perfect Summer Snacks in Your Ninja Air Fryer
- Use thin, uniform slices to ensure even cooking and crispiness.
- Avoid overcrowding the baskets to allow proper air circulation.
- Experiment with different seasonings like garlic powder, paprika, or herbs for variety.
- Use the included crisper plates for extra crispness or meal racks for layering multiple snacks.
- Keep an eye on cooking times, as they may vary slightly based on thickness and moisture content.
- Utilize the smart doneness control for consistent results every time.
This method allows you to prepare a wide range of snacks quickly, making outdoor gatherings and summer evenings more enjoyable with minimal fuss.
Cleanup and Storage Tips for Summer Cooking
After your snack session, cleaning is straightforward thanks to the removable baskets and crisper plates. Simply wash with warm, soapy water or place them in the dishwasher for easy cleanup.
Store the Ninja DoubleStack XL in a convenient spot in your outdoor or kitchen area, as its space-saving design fits under standard cabinets and keeps your outdoor prep area tidy.
Keep the smart thermometer and accessories in a designated drawer or container to ensure they’re ready for your next summer snack adventure.
More Details on Our Top Picks
Ninja DoubleStack XL Smart Air Fryer

The Ninja DoubleStack XL Smart Air Fryer offers a versatile, space-efficient way to prepare a variety of summer snacks quickly and healthily. Its dual baskets and smart features make outdoor cooking easier and more fun.
Pros:
- Cooks up to four foods simultaneously
- Space-saving design fits outdoor kitchens easily
- Versatile 6-in-1 functions for variety
- Includes smart thermometer for perfect doneness
Cons:
- Complex setup due to multiple components
- May be bulky for very small kitchens
- Higher price compared to basic air fryers
Best for: Outdoor hosts and summer snack enthusiasts
Not ideal for: Small kitchens with limited space, budget-conscious buyers
Bottom line: A smart, versatile air fryer perfect for quick, healthy summer snacks outdoors.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.