Created by breezermom on August 28, 2016
Step 1: Cook onions and diced celery in boiling water to cover 10 to 15 minutes or until the vegetables are tender; drain well.
Step 2: Place vegetables in a lightly greased 2 quart casserole. Sprinkle with sliced almonds and Parmesan cheese. Set aside.
Step 3: Melt butter in a havy saucepan over low heat; add flour, stirring until smooth. Cook 1 minute, stirring constantly. Gradually add milk and half-and-half; cook over medium heat, stirring constantly, until the mixture is thickened and bubbly.
Step 4: Add salt and pepper; stir well. Pour the sauce over the onion mixture. Sprinkle with paprika. Bake at 350° for 30 minutes.