Cook the bacon in a 350°F convection oven for 12-15 minutes, get a little crisp to it. Reserve.
Tear lettuce leaf in half. Cut avocado in half, remove pit, remove from skin, thinly slice. Slice tomato. Cut cooked bacon in half.
To build toast: Add sliced avocado (can sprinkle a little salt and pepper here if desired). Top with lettuce leaf, tomato slices and bacon slice.Cut if desired, plate and serve.