Grilled Skirt Steak Tacos

• 1 lb.

  skirt steak

For the Marinade

• 3 Tbsp.

  fresh orange juice

• 2 Tbsp.

  fresh lime juice

• 2 Tbsp.

  soy sauce

• 1/3 cup

  cilantro, finely chopped

• 1 tsp.

  cumin

• 1/4 cup

  olive oil

For the Guacamole

• 2

  avocados, mashed

• 3 1/2 Tbsp.

  lime juice

• 1

  garlic clove, minced

• 1

  small red onion, finely chopped

• 2 Tbsp.

  cilantro finely chopped

• 12

  corn tortillas, warmed

• Good & Gather Medium Serrano Pepper Salsa

• 1/3 cup

  cotija cheese