Broccoli-Cheese Casserole

1 pkg. (10 oz) frozen chopped broccoli
1/2 c. chopped onion
2 T. butter
1 t. salt
1/4 t. pepper
2 c. milk
2 eggs slightly beaten
2 c. cooked rice (brown)
1 1/2 c. grated cheese

Cook broccoli; drain thoroughly. Saute onion in butter; add seasoning. Mix borccoli, onion and remaining ingredients. Turn into a buttered 1 1/2 qt. casserole. Bake at 325 for about 1 hour and 15 minutes, or until custard is set. (Knife comes out clean.) Makes 8 servings.