Sausage & Potatoes In A White Sauce

4 potatoes, peeled & cubed
1 lb. link beef sausage
1 c. shredded cheddar cheese
1/2 c. grated parmesan cheese

Sauce:
2 Tblsp. butter or margarine
1 Tblsp. cornstarch
salt & pepper to taste
1 c. milk

To make sauce:
In a small saucepan melt butter over medium heat. Whisk in cornstarch, salt & pepper. Continue whisking and slowly add in milk. Let mixture come to a boil for about 2 minutes while stirring continually. Add to sausage mixture.

Cook potatoes in boiling water until fork tender. Drain. In a large dutch oven combine potatoes, sausage, shredded cheddar & sauce. Heat mixture over low heat until cheese is melted and sausage is heated through. If mixture is too dry add in a little more milk. Remove from heat and stir in grated parmesan.