Potato Salad with Boiled Dressing Recipe

Ingredients

• 4 eggs
• 5 Tbsp. boiling vinegar
• 1 Tbsp. butter
• 1/2 pint heavy cream
• 2 Tbsp. chopped onion
• 1 tsp. dry mustard
• 1 tsp. salt
• Dash cayenne pepper
• 1/2 tsp. white pepper
• 2 Tbsp. parsley