– 2 boneless , skinless chicken breasts, cut into 1/2-inch cube – 1 teaspoon sesame oil – 2 Tablespoons vegetable oil, divided – 1 medium onion, diced – 3 cloves garlic, minced – 2 teaspoons minced fresh ginger – 1/2 cup diced carrots (if frozen, run under warm water to thaw) – 2 scallions, sliced, plus more for garnish – 4 cups cooked long grain white rice (cold or room temp) – 1/2 cup peas (if frozen, run under warm water to thaw) – 1 cup chopped pineapple – 3 Tablespoons low sodium soy sauce