Beef Bulgogi Lettuce Wraps

Ingredients

• 2 beef Flat Iron Steaks (about 8 ounces each)
• 1/2 cup apple cider vinegar
• 3 tablespoons red or brown miso paste, divided
• 2 teaspoons minced garlic
• 2 teaspoons minced fresh ginger, divided
• 1 teaspoon ground Korean-style red pepper, divided
• 1-1/2 cups diced apple or Asian pear
• 3/4 cup packed dark brown sugar
• 2/3 cup diced onion
• 1/2 teaspoon sesame oil
• 12 large green or red butter or Bibb lettuce leaves

Toppings (optional):

• Shredded carrots, shredded cabbage, shredded cucumber, chopped peanuts, microgreens, pickled corn, pickled onion, chopped kimchi