Preheat oven to 375℉. Remove the chicken from the packaging. Check the cavity for giblets. If present, remove and save for other recipes, such as gravy.
Place the chicken on a large plate. Pat it dry with paper towels. Rub the chicken with olive oil on all sides, including the cavity. Squeeze the juice of half of the lemon on top, making sure it covers on all the sides and the skin.
Rub the chicken skin with salt, paprika, garlic powder, onion powder, and black pepper. Add a little bit of the seasoning inside the cavity as well. Then place the squeezed lemon half and half of the fresh herbs into the cavity.
Place the chicken into the dutch oven, facing the breast side up. Add a cube of butter to the cavity, and place the rest of butter on top of breasts, legs. wings. It is OK if some of it slides down. Add the remaining herbs on top. Cover the Dutch oven with a lid.
Roast the chicken at 375℉ for about 1 hour 15 minutes to 1 hour and 40 minutes, depending on the size. The chicken is cooked when thee internal temperature in the thickest part of the thigh or the breast reaches 165℉.
For the crispy skin, place the cooked chicken on a baking pan. Brush the skin with a little bit of melted butter mixed with oil, then bake at 400℉ for 10-15 minutes, or until the skin is crispy. Let the chicken rest for 15 minutes before carving.