Creating Lemon Garlic Butter Chicken and Green Beans Skillet is as easy as following these steps:

1. Prepare Ingredients: Trim the green beans and mince the garlic. Zest and juice the lemons.
2. Season Chicken: Pat the chicken breasts dry, season them with salt, pepper, and Italian seasoning.
3. Heat Skillet: In a large skillet over medium heat, melt 2 tablespoons of butter.
4. Cook Chicken: Add the seasoned chicken breasts to the skillet. Cook for 6-8 minutes on each side or until golden brown and cooked through. Remove from the skillet and set aside.
5. Sauté Green Beans: In the same skillet, add the trimmed green beans and cook for 3-4 minutes until they start to soften.
6. Add Garlic: Stir in the minced garlic and cook for an additional 1-2 minutes until fragrant.
7. Make Sauce: Pour in the lemon juice, scraping up any browned bits in the skillet. Let it simmer for 2-3 minutes.
8. Combine: Return the chicken breasts back to the skillet, coating them with the lemon garlic sauce.
9. Add Remaining Butter: Add the remaining 2 tablespoons of butter. Allow it to melt into the sauce.
10. Garnish and Serve: Garnish with fresh parsley and lemon slices before serving.

These straightforward steps will guide you through preparing this incredible dish seamlessly.