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Caramelized Onion Dip

I grew up on the boxed stuff but this version is wicked simple and tastes way better. Takes about 45 minutes but most of that is just waiting for the onions to do their thing.
prep time15 minutes
cook time40 minutes
resting or cooling time4 hours
total time4 hours 55 minutes

Ingredients

Ingredients (~3 cups)

  • 1 Tbsp olive oil
  • 1 Tbsp salted butter
  • 3 large yellow onions, thinly sliced
  • 3 large shallots, thinly sliced
  • 1 1/2 Tbsp soy sauce
  • 2 1/4 cups sour cream
  • 3 Tbsp minced dehydrated onion
  • 1/3 cup mayonnaise
  • 1 Tbsp minced dehydrated garlic
  • 1 1/2 tsp umami seasoning, optional
  • 1 Tbsp Worcestershire sauce
  • 1 1/2 Tbsp Dijon mustard
  • 1/4 cup minced fresh chives
  • Salt and freshly ground pepper to taste

Instructions

  • Heat butter and olive oil in skillet over medium-low heat.
  • Add sliced onions and shallots, season with salt and pepper.
  • Cook onions 10 minutes until soft, then add soy sauce.
  • Continue cooking 25-30 minutes until onions are golden brown and caramelized.
  • Cool onions completely at room temperature.
  • Roughly chop caramelized onions.
  • Mix chopped onions with sour cream, mayo, dehydrated onion, dehydrated garlic, umami seasoning, Worcestershire, and Dijon mustard.
  • Fold in fresh chives.
  • Season with salt and pepper to taste.
  • Refrigerate at least 4 hours or overnight for best flavor.

Notes

Flavors develop and improve when chilled overnight.