Mongolian Beef Ramen

package instant ramen, flavor pack discarded

vegetable oil

sirloin steak, sliced against the grain

cornstarch

sesame oil

garlic cloves, minced

minced ginger

soy sauce

lightly packed brown sugar

chicken (or beef) broth

pinch red pepper flakes

large head broccoli, cut into florets

carrot, peeled and cut into matchsticks

green onions, thinly sliced

Toasted sesame seeds, for garnish