Preheat oven to 350 degrees. Rinse cornish hens. Inject Cornish with butter around breast, thighs and legs. Sprinkle season over Cornish hens.
Place hens on baking sheet pan with plenty of space between them. Roasts the hens in the oven for 1 hour until tempure reach 160 degrees and the juice run clear..Remove the hens from the over cover lightly with tin foil. Let Cornish hens rest 10 minutes before slicing.