Door size: 12.4 x 3.35 inches Of the three pizza ovens currently in rotation in my backyard (I know, I know, how much pizza can one man eat?), Gozney’s Tread is easily the smallest.

Most indoor pizza ovens reside in local pizza joints or professional kitchens. Stand-alone pizza stones for the oven were about as close as home cooks could get for years. However, the ...