Whisk all ingredients quickly and continuously:
1cup all purpose flour stirred slowly with1cup nonfat milk
1/2cup water
2tbsp extra virgin olive oil
2tbsp light sour cream
Heat on medium heat until boiling.
Move heat to simmer.
Stir slowly 10-15min.
2tbsp butter
1cup parmesan grated
1tbsp parsley
1tbsp oregano
2clove garlic
2tbsp chopped onion
2 large chopped basil leaves
Salt/pepper to taste