Green Spaghetti Sauce

Blend:
300 gr cooked spinach
1 1/2 cups milk

Melt:
2 oz margarine

Add and microwave 1 min:
1/4 flour

Add milk/spinach slowly while stirring

Microwave till boiled and thick stirring every minute.

Add 4 cheese slices and 1/3 cup parmesan. Stir then microwave 1 more minute to melt and mix in cheese.