Lay the potatoes and half of the onion in the bottom of the slow cooker.
3. Step
Cut onion in half and save for later.
4. Step
In a bowl, mix butter, rosemary, thyme, salt, pepper, and garlic until well-combined.
5. Step
Stuff the chicken with the other half of the onion and lemon wedge.
6. Step
Rub the herb butter mixture all over the outside of the chicken.
7. Step
Place the chicken on top of the potatoes and onions in the slow cooker and place a sprig of thyme and rosemary on top. Cover and cook for 4 hours on high.
8. Step
Remove the chicken from the slow cooker and place on a baking sheet. Remove the lemon and onion from inside the chicken.
9. Step
Add the green beans to the slow cooker. Cover and cook for 20 minutes. Broil for 2-3 minutes or until the skin is golden brown. Let the chicken rest for 10 minutes before carving.
