15 Minute Easy Korean Beef Bowls

1 Tbsp. vegetable oil

1 pound ground beef (12% fat)

2 tsp. garlic

¼ cup packed brown sugar

¼ cup soy sauce

2 tsp. minced ginger

2 tsp. sesame oil

¼ tsp. crushed red-pepper flakes (optional)

1/8 tsp. white pepper (optional)

3 green onions (thinly sliced on the diagonal (reserve some for garnish if desired))

½ tsp. sesame seeds for garnish (optional)