Toss flank steak with arrowroot powder.
Set Instant Pot to saute and when hot, add 2 tablespoons of oil.
Brown flank steak, in 2-3 batches.
In separate bowl combine coconut aminos, beef broth, 2 teaspoons garlic, 2 teaspoons ginger, 1 teaspoon sesame oil, fish sauce, dates and pour over beef.
Set Instant Pot on manual high pressure for 12 minutes.
While beef cooks heat a large skillet over high heat.
Once hot, add oil and then add 1 teaspoon garlic, 1 teaspoon ginger, peppers, carrots and cabbage. Sauté until vegetables are soft and fragrant 5-7 minutes.
Once soft, add 1 teaspoon sesame oil, rice wine vinegar and salt and pepper and remove to serving platter.
When beef is finished, turn the knob to quick release.
Top with optional garnish and serve with vegetables.