Try my new budgeting app Cheddar 🧀
Better than YNAB, Mint (RIP), or EveryDollar.
5.0
(1)
Export 4 ingredients for grocery delivery
Step 1
Heat the oil and butter in a large pot over medium heat.
Step 2
Add the onions and stir to coat.
Step 3
Cook the onions, stirring every 5-10 minutes until softened and deeply caramelized, approximately 1 hour cooking time total.
Step 4
Stir in the wine and scrape the bottom of the pan to release the brown bits. Cook for an additional 10 minutes.
Step 5
Season with salt, to taste.