For a healthy pizza alternative, grab a Trader Joe’s frozen Cauliflower, top-and-bake crust! Healthy pizza? Yep,  TJ’s Cauliflower crust boasts fewer calories than other grocery store pizza crusts. A full Trader Joe’s cauliflower crust only has 480 calories and 1,320 milligrams of sodium while a 12-inch store brand Boboli crust has 850 calories and 1,700 …