Step 1: put all your ingredients in the strainer bowl, wash it under the water.
Step 2: set up the cover and the bowl, and slicer it.
Step 3: Rotate the bowl to another direction, slicer it again, it will be ok now, if you enjoy a smaller pieces, just repeat step 3 and slicer several times, your lettuce will more smaller.
Step 4: put your ingredients and salad dressing together, and enjoy it.
The follow is the upgraded version