1 lb. spinach (wash well and trim stems)
1/4 c. oleo
1/4 c. flour
1/4 tsp. salt
1/8 tsp. pepper
1 c. milk
1 tsp. onion flakes
1 tsp. salt
1/8 tsp. nutmeg
3 eggs, separated
1/4 tsp. Cream of Tartar
Prepare spinach and drain thoroughly. Pre heat oven to 360 degrees. Butter 1 1/2 qt. casserole dish. Melt butter, blend in flour 1/4 tsp salt, and pepper. Cook until smooth. Remove from heat. Add milk, heat to boiling, stirring constantly for 1 minute.
Remove from heat. Stir in onions, 1 tsp. salt, nutmeg. Beat egg whites and cream of tartar until stiff. Beat egg yolks until thick and lemon colored. Stir in white sauce. Add to spinach. Fold in egg whites. Pour into baking dish, and set in pan of water. Bake at 350 degrees for 60 minutes.