Take 1 1/2 lb flank steak and marinade in the following:

1/2 cup chopped fresh cilantro

1/4 cup olive oil

6 minced garlic cloves

2 tablespoons ground cumin

1 tablespoon ground coriander

1 tablespoon chili powder

1/2 teaspoon cayenne pepper

Chopped fresh chilies, including seeds (optional)

Marinade 3-4 hours room temperature or overnight in the fridge. Grill 6 minutes per side for medium rare, rest for 10 minutes and slice thinly against the grain.

Enjoy!