Melt 1 stick of butter in a large skillet. Add 2 lbs. boneless chicken breast (cut into chunks) and sauté until heated thoroughly. Add 1 cup half and half or heavy cream, 1 package River Road Chicken Fettuccine Seasoning, ½ cup chopped green onions, and 1 Tbsp. lemon juice. Cook covered until mixture thickens and serve over fettuccine.