This 4-quart Ninja Air Fryer is one of our favorites for quick and easy dinners, and it’s on sale at Walmart in four colors. Snag the best-selling small appliance for perfectly crisp meals while it’s $20 off and in stock.

Planning to add a new kitchen appliance to your countertop? Here's a comparison guide on air fryers vs multi-cookers to help you pick the one you really need.

While not every type of food is best reheated in the air fryer, a lot of them are. Air fryers are the perfect way to revive leftover pizza, fried chicken, grilled meats and vegetables. A microwave heats food unevenly and tends to impart a rubbery texture. Air fryers give food a second life via convection heat for a crispy crust and even heating.

1. Remove the shelf from the air-fryer drawer and go in with the sugar, soy and vinegar, along with 300 millilitres of water. Peel and finely grate in the ginger and garlic, add the cornflour and mix to combine, then replace the shelf.