In N Out Secret MenuSecret Menu In N Out 4×4 Burger by Secret Menu October 16, 2019October 16, 2019 by Secret Menu You’ve seen the double double and you’ve probably tried the 3×3. The In N Out 4×4 is the same as the 3×3 but just 4 pieces of cheese and 4 pieces of meat. I had one and boy, it was… Read more 0 FacebookTwitterGoogle +Pinterest