First, make the dressing by combining the balsamic vinegar, lemon juice, garlic, salt, and pepper together in a large bowl.
Continue to whisk these ingredients together and slowly add in the olive oil.
Set dressing aside until ready to use later.
To assemble the salad, start chopping all the veggies up and placing them in a large bowl.
Drizzle the salad with the dressing and toss in the chopped parley. Give the salad a good stir and place in the fridge.
Let salad rest in the fridge before serving for at least 4 hours, or even overnight.
Store in airtight container in the fridge for up to 3 days.