Alfredo Sauce - cooking recipe

Ingredients

2 cups lactaid lactose-free milk
4 tablespoons fleishmann lactose-free unsalted margarine
2 tablespoons whole wheat flour or 2 tablespoons white flour (your choice)
1/2 cup parmesan cheese (i use lactose free)
1/2 cup mozzarella cheese (i use lactose free)
2 cloves garlic (minced) or 2 cloves garlic salt (add as much as you need for taste)

Preparation

In a medium sauce pan, melt butter over medium-low heat.
Add Garlic and stir-fry for 2 to 3 minutes.
Stir in flour until well blended.
Add Milk.
Stir sauce over medium-low heat.
Don't let it come to a boil or stick to the bottom of the pot.
Reduce the heat if necessary.
Allow sauce to thicken (takes about 20 minutes) if it hasn't thickened add little bit of cornstarch and water (mixed together) as a thickner, stirring frequently.
When sauce is near desired thickness add the parmensan and mozza cheese.
Stir to melt.