Ingredients
1/3 cup vegetable oil
2 1/2 cups minced red onion
4 jalapenos, minced
1 teaspoon ground cumin
1 teaspoon chili powder
1/2 teaspoon cayenne pepper
1/3 cup all-purpose flour
2 cups heavy cream
3/4 cup lager-style beer
4 cups grated cheddar cheese (about 1 pound)
4 cups grated Monterey Jack cheese (about 1 pound)
3 tomatoes, chopped
Coarse salt and freshly ground pepper
Preparation
Heat oil in a large saucepan over medium heat. Add onion, jalapenos, cumin, chili powder, and cayenne pepper; cook, stirring, until onion is very soft, about 6 minutes. Add flour and cook, stirring, 1 to 2 minutes.
Slowly add cream and beer; cook, stirring, until thickened, about 5 minutes. Add both cheeses and tomatoes; cook, stirring, until melted and well combined.
Remove from heat and season with salt and pepper; serve immediately with nachos.