Check out these Cyber Monday deals to find your new favorite kitchen appliance on sale:.Ninja 4-Quart Air Fryer, $69 (originally $99); walmart.com.Nespresso by De'Longhi VertuoPlus, $99 (originally $149); walmart.com.Ninja Chef Professional Blender, $89 (originally $159); walmart.com.Staub Enameled Cast Iron 4-Quart Dutch Oven, $100 (originally $429); williams-sonoma.com.All-Clad NS1 Nonstick Double Burner Griddle, $100 (originally $180); williams-sonoma.com.All-Clad Copper Core Deep Sauté Pan, $250 (originally $455); williams-sonoma.com.SodaStream Jet Sparkling Water Maker, $50 (originally $80); amazon.com.Cosori Countertop Convection Oven, $130 (originally $170); amazon.com