Cut the chicken breast into small pieces. Heat olive oil in a large skillet over high heat. Cook the chicken pieces until fully cooked.
Remove the cooked chicken and set aside.
Sauté the garlic and sliced onion in the skillet over medium high heat until the onion becomes translucent.
Add the chopped red bell pepper and sauté for about 4 minutes.
Cut the mushrooms into quarters and statue in the skillet for 3 minutes.
Add the cauliflower florets and sauté for 3 minutes. Then add the broccoli florets and sauté for an additional 5 minutes.
Lastly, add the cooked chicken back in, and season with salt, pepper, and paprika. Toss just to combine. Serve warm or at room temperature.