French Onion Dip from Jane B

So, I haven't actually made this, but my aunt did and my mom tried it and said it was AMAZING. So I will share with yall :) It's supposed to be similar to the onion dip you make from the little packet from the supermarket. Hope you like! 

French Onion Dip

• 3 tablespoons Unsalted Butter

• 2 pounds onions, chopped fine

• Salt & Pepper

• 1/8 teaspoon cayenne Pepper

• 1/4 cup water

• 2-1/2 teaspoon balsamic vinegar

• 1 cup sour cream

• 1/2 cup mayo

Melt butter in 12-in. skillet over medium heat. Add onions, 1/2 tsp salt, 1/2 tsp pepper & cayenne & cook stirring occasionally, until onions are translucent ~ 10 min. Reduce heat to med-low & cook until onions are golden ~ 10 min.

Add 2 Tbl water to skillet & cook, scraping up any browned bits, until water is evaporated ~ 5 min. Add last 2 Tbl H2o & cook until onions are caramelized ~ 5 min. longer. Remove from heat & add Balsamic vinegar. Put onions in med. bowl & let cool 10 min.
Add sour cream & mayo; stir to mix. Season w/salt & pepper to taste. Refrig. at least 30 min to allow flavors to blend.

Here's Jane B and my dad's sister, Aunt Marion and me!