Can I deep fry? April 24, 2020 18:48 Updated No. Never submerge or expose the thermometer to excessive liquid, humidity, pressure, or use in the microwave. Related articles Can I Sous Vide? Cooking with metallic foil Can I use it for anything other than meat? Can I use the Smart Thermometer on my BBQ grill? Is Smart Thermometer microwave, pressure cooker, steam oven, slow cooker, or Instant Pot safe?