The Oven Preheats Properly, but Meals Take Longer to Cook — Why This Isn’t Just a Recipe Issue

You set the oven to the desired temperature, wait for the preheat signal, and place your meal inside. Everything appears to be working normally, yet recipes that once finished on time now require an extra 10, 20, or even 30 minutes. Baked goods may need additional time to brown, casseroles remain cool in the center, […]