Make the dressing by combining vinegar, oil, garlic, Italian seasoning, mustard, sea salt, pepper, and sweetener in a blender and processing until smooth.
To make the salad, thinly slice all of the vegetables.
Combine the lettuce, cabbage, salami, basil, tomato, olives, and scallions in a large bowl. Sprinkle with the chickpeas and toss to combine.
Add the desired amount of dressing and toss.