Honey Mustard Dressing easy recipe to make

Honey Mustard Dressing
Vintage recipe card
¼ Cup Vinegar
1 Cup Mayonnaise
1 tsp prepared mustard
1 tsp sugar
½ Cup Honey
Dash minced parsley
Salt, pepper
½ Oil
Mix vinegar, mayo, and mustard until smooth. Add sugar, honey and parsley. Season to taste with salt and pepper. Slowly add oil and will blended. Makes 2 cups.
** I do not know how much onion, not on the list of ingredients. Maybe a tsp of minced onion or a 1/2 tsp of onion powder**