Creating a delicious 15-Minute Chicken & Rice Dinner is straightforward and quick. Follow these steps:

1. Heat the Pan: In a large skillet, heat the olive oil over medium-high heat.
2. Cook the Chicken: Add the diced chicken to the pan. Season with salt, pepper, garlic powder, and onion powder. Cook for 5-7 minutes until the chicken is browned and cooked through.
3. Add Vegetables: Stir in the frozen mixed vegetables and cook for an additional 2 minutes.
4. Add Rice: Incorporate the cooked rice into the skillet, stirring to combine all the ingredients.
5. Pour Chicken Broth & Soy Sauce: Add chicken broth and soy sauce. Mix well and allow to heat through for another 2-3 minutes, stirring frequently.
6. Taste & Adjust Seasoning: Check the flavors and adjust salt and pepper if necessary.
7. Serve: Once everything is heated through, remove from heat. Transfer to serving dishes and garnish with chopped green onions if desired.

This straightforward method ensures minimal fuss while creating a flavorful meal that anyone can enjoy.