Pan Fried Onion Dip

My cousin made this for NYE and everyone enjoyed it so much I decided to make it for a superbowl get together today.

Pan fried Onion Dip

2 large yellow onions
4 Tablespoons unsalted butter
1/4 cup vege. oil
1/4 tsp cayenne pepper
1 tsp kosher salt
1/2 tsp pepper
4 oz cream cheese
1/2 cup sour cream
1/2 cup mayo

1. Cut onions in half and then slice them in 1/8 inch half rounds (you'll have about 3 cups)
2. Heat butter and oil in saute pan on medium
3. Add onions, cayenne, salt and pepper - saute for 10 minutes and cook an additional 20 or so...so that they are brown and carmelized. Cool.
4. In bowl, mix cream cheese, sour cream and mayo. Add onions. Serve room temp with your favorite dipper