Step 1: Preheat oven to 375f degrees. Whisk together in a bowl the milk, cheese, thyme and pepper; set aside.
Step 2: Melt butter in medium saucepan on medium heat; add flour; heat and stir for 1 minute. Slowly add the milk mixture; stirring constantlyl Heat and stir for about 7 minutes until boiling and thickened.
Step 3: Layer half of the potato, half of the yams, and half of the onion, in order given, in a greased 2 quart casserole; pour half of the milk mixture evenly over top. Repeat with remaining potato, yams,and onion; pour remaining milk mixture over.
Step 4: Bake at 375f degrees on the middle oven shelf for about 1 hour until potatoes are tender.
This page is built for your convenience in the kitchen.
If you want helpful tools, tips and recipes from our community of real cooks, please consider signing up.
Oh... And one more thing... We also have some pretty wild forums.