Cook the orzo according to the package instructions, drain and set aside.
Season the chicken with onion powder, garlic powder, paprika, salt, and black pepper. Cook in a skillet until it reaches an internal temperature of 165°F, then dice.
Melt butter and olive oil in the skillet, add onion, celery, and carrots, and sauté until softened.
Sprinkle flour over the vegetables and whisk to combine, cooking for 2-3 minutes.
Gradually whisk in chicken broth and heavy cream until the mixture thickens.
Add the cooked chicken, chicken bouillon powder, and orzo to the skillet, stirring to combine and simmering until warmed through.
Serve in bowls and enjoy, optionally garnished with fresh herbs.