Unsalted Butter • Small Yellow Onion (chopped 1/2 cup) • Garlic (minced) • Jalapeños (seeded, veined & chopped) • Cherry Tomatoes (quartered) • Pickled Serrano Peppers (chopped) (Optional) • Corn Starch • Water • Evaporated Milk (12 oz.) • Green chilies (4.5 oz.) • Cilantro • White American Cheese •