1 dozen eggs
hard boil, chill, and split eggs in half (we cut 'em horizontally). remove yolks and set aside.
add all ingredients but the veg oil and sour cream to food processor.
process for about 1 minute.
slowly add oil. taste for seasoning. the base will be highly seasoned.
add the egg yolk and process until smooth.
add the sour cream and pulse to incorporate.
pipe into egg whites. garnish with caramelized onions.