Salad Dressing - cooking recipe

Ingredients

1 egg yolk
1 Tbsp. vinegar
2 Tbsp. parsley
1 Tbsp. herbs
1 c. oil
1/2 c. oil

Preparation

Beat egg yolk and
add
oil
a
drop
at
a
time while beating egg.
When mixture begins to thicken add vinegar, then slowly add oil again.
When thick again add herbs.