Put frozen vegetables in pan ... crystals. Cook 10 minutes until tender. Drain. Melt cheese with broth from cooking vegetables. Add cheese to broccoli.
Make white sauce of butter ... Add salt and cheese, stirring until the cheese ... in buttered baking dish and pour the sauce over. ... degrees) for 30 minutes.
Melt butter, add diced onion ... stirring just until cheese melts. Pour into greased 8" square casserole dish. Bake at 350 degrees for 40 minutes. Serves 6.