Cheese Potato and Smoked Sausage Casserole

recipe from Food.com

3 cups potatoes, peeled, boiled and cut into cubes

when cool approx 1 pound

4 Tbsp butter

4 Tbsp flour

2 cups milk

1/2 tsp salt

1/4 tsp pepper

1/2 pound Velveeta cheese, diced

1/2 cup sharp cheddar cheese, shredded

1 pound skinless smoked sausage

1/8 tsp paprika

Cut skinless smoked sausage in half, lengthwise, and then chop into 1/2 inch "half moon" cuts.

Cook in frying pan about 15 minutes, turning frequently to slightly brown.
Meanwhile, put cooked and diced potatoes in 2 quart casserole.

Add cooked meat and give it a gentle toss
Mix all remaining ingredients (except for shredded cheddar cheese and the paprika) in a saucepan over medium heat until warm, melted and smooth, (use a whisk and stir constantly)

Pour white/cheese sauce over potatoes and meat. Sprinkle shredded cheddar cheese on top, and then sprinkle with paprika evenly over the top.

Bake in preheated oven at 350 for 35-45 minutes (watch until golden brown on top)