Marination's Korean Philly Cheese Steak

Details

Ingredients

• ¾ pound top round beef, thinly sliced
• ½ cup Kalbi-style steak marinade, or as needed
• 2 tablespoons oil, divided
• 2 cups chopped onions
• 1 cup diced jalapeno peppers
• ½ cup chopped kimchi
• 1 cup shredded American cheese
• ¼ cup mayonnaise
• 4 sandwich rolls, split and toasted