An oven thermometer is the only reliable way to know what’s happening inside your oven—unless you have a model that’s inaccurate, hard to read, or falls off the racks.
What We Learned
For reliable, consistent results with recipes, a good oven thermometer is critical. When we used a high-tech digital thermometer to take the temperature of five different home ovens preheated to 350 degrees, some missed the mark by as much as 50 degrees. Here’s one big reason why: An oven’s internal thermometer only gauges the temperature of the location where it’s installed, which ...