For the Sauce:
- 1 tablespoon butter
- 1 medium onion, diced
- 3 cloves garlic, minced
- 1 bell pepper (red, yellow, or green), diced
- 1 can (400 g/14 oz) diced tomatoes (with juices)
- 1/2 cup chicken broth
- 1/2 cup heavy cream (or Greek yogurt for a lighter option)
- 1 cup shredded cheddar cheese (or Mexican cheese blend)
- 1/2 teaspoon oregano
- 1/2 teaspoon crushed red pepper flakes (optional, for heat)
For Topping:
- Fresh cilantro, chopped
- Sliced green onions
- Jalapeño slices (optional)
- Sour cream or guacamole (optional)
