Measure whole grain mustard, allulose syrup, and lemon juice in a 1:1:1 ratio.
Wash the carrots thoroughly, peel them, and julienne into thin strips.
In a bowl, combine carrots, salt, sugar, lemon juice, and olive oil. Mix well.
Add chopped parsley and black pepper to taste, then toss again.
Let it chill in the refrigerator for about 10 minutes, then serve on a plate.