→ Vegetables
 01 -  1 ripe avocado, peeled, pitted, and sliced 
 02 -  2 green onions, thinly sliced 
 03 -  1 small jalapeño, seeded and finely chopped (optional) 
→ Dairy
 04 -  1 cup sharp cheddar cheese, grated 
 05 -  2 tablespoons sour cream, for serving (optional) 
→ Staples
 06 -  2 large flour tortillas (8-inch) 
 07 -  1 tablespoon unsalted butter or olive oil 
 08 -  Salt and freshly ground black pepper, to taste 
→ Garnishes
 09 -  Fresh cilantro leaves, chopped (optional) 
 10 -  Salsa or pico de gallo, for serving (optional)