(Image credit: Amazon / edited by Gemini) Ninja makes some of my favorite kitchen appliances on the market. From the stylish pots and pans set I cook nightly dinners with to the multifunctional air fryer I use to heat up leftovers, I get a ton of use out of my many Ninja cooking devices — and I swear by them. If you're in the market for some new kitchen appliances, take it from me: Ninja is the brand to buy. Especially right now since Amazon is knocking up to 40% off Ninja's best-selling devices . From air fryers and blenders to juicers and coffee makers, the brand has everything you need to cook like a pro — whether you're an experienced chef or you're just starting out on your culinary journey. Take a look at my favorite Ninja picks below, starting at just $59.…