In a 10-inch skillet, heat butter and brown pine nuts. Remove with a slotted spoon and reserve. Sauté green onions and barley until lightly toasted. Remove from heat.
Stir in nuts, parsley, salt and pepper. Spoon into ungreased 2-quart casserole.
Bring broth to boiling and pour over the barley mixture. Stir to rend well. Bake, uncovered, for I hour, 10 minutes.