Potatoes Riojanas With or Without Cheese

• 13 cup olive oil
• 1 small onion, finely sliced
• 3 garlic cloves, finely sliced
• 2 lbs yukon gold potatoes, cut in pieces
• 1 sprig rosemary
• 2 cups dry red wine
• kosher salt
• fresh ground pepper
• water, if needed
• 12 cup shredded cheese (optional)
• 3 tablespoons unsalted butter (optional)

1. Heat the oil in a large, deep saucepan over medium-high heat.
2. Add the onion and garlic and saute for 2 to 3 minutes.
3. Add potatoes, wine and rosemary.
4. Season with salt and pepper to taste.
5. Bring to a boil.
6. Reduce heat, stirring occasionally, for 40 minutes, or until potatoes are tender and wine is almost gone.
7. Add some water if the wine is evaporating too rapidly.
8. Stir in cheese, if using.
9. If not using cheese, stir in butter.

olive oil, onion, garlic, gold potatoes, rosemary, red wine, kosher salt, fresh ground pepper, water, shredded cheese, unsalted butter

Taken from www.food.com/recipe/potatoes-riojanas-with-or-without-cheese-368921 (may not work)