Cut the chicken tenderloin into bite-sized pieces.
Slice eggplant, zucchini, tomato, and bell pepper thinly.
Heat olive oil in a pan and cook the chicken tenderloin.
When the chicken is halfway cooked, add the vegetables and stir-fry.
Season with salt, pepper, and herbs.
Add tomato sauce and simmer on low heat.
When the vegetables are soft, it's ready.