Basil Aioli:

1. In a bowl, combine mayonnaise and mustard.
2. Add freshly grated or microplaned garlic to the mixture.
3. Stir in the chopped fresh basil (about 5 basil leaves).
4. Season with salt and pepper to taste.
5. Refrigerate the basil aioli until you’re ready to use it.

Balsamic Dressing:

1. In a separate bowl, whisk together olive oil, balsamic glaze, dried oregano, and red pepper flakes.
2. Add freshly squeezed lemon juice and red wine vinegar to the mixture.
3. Season the dressing with salt and pepper.
4. Set the dressing aside while you prepare the sandwich.

Sandwich:

1. Preheat your oven to 350°F (175°C) and toast the French baguette until it’s warmed up and lightly golden. Slice the baguette in half lengthwise.
2. Layer pepperoncinis on one side of the bread and spread a layer of basil aioli on the other side.
3. On one side of the bread, layer 2 slices each of turkey, cheese, and salami.
4. Add 2 slices of red tomato per sandwich and season them with a pinch of salt and pepper.
5. In a bowl, mix diced red onion and shredded iceberg lettuce, and then add the balsamic dressing to the mixture. Season with salt and pepper to taste.
6. Spoon the lettuce and dressing mixture onto the sandwich.
7. Close the sandwich, and it’s ready to enjoy!