Pour the vinegar into a blender and blend on low. As the blender runs, slowly add olive oil in a steady stream. Process until the ingredients are thoroughly blended.
Add egg and Herbes de Provence. Pulse until well blended. Season with salt and pepper to taste.
Store in a glass jar.
Recipe by Natural Living Family | A Bible Health Ministry at https://naturallivingfamily.com/healthy-recipes/dips-dressings/vinaigrette-recipe/