Cook together carrots and onions until almost tender, and drain. Cook asparagus separate until almost tender. Drain. Melt together butter and flour, and add milk. Remove from heat. Add cheese, salt and pepper. Place half of vegetables in bottom of casserole then half of sauce. Repeat layer. Top with onion rings. Bake at 350 degrees F until brown about 15-20 minutes.
By Robin from Washington, IA
This page contains the following solutions.
Preheat oven to 350 degrees F. Cut asparagus in 1 inch pieces. Cook until tender. Then drain. Make sauce of melted butter, flour and seasoning.
Preheat over to 375 degrees F degrees F. Sift flour, 1/2 of salt, and onion salt into melted butter. Stir in cream.