Mustard saffron sauce
AWW Saucery
1 small onion chop finely   Simmer uncovered 5 minutes or until reduced by half
1/2 cup dry white wine  
small pinch saffron powder  
300ml cream     Simmer uncovered until thickened slightly. Blend or process until smooth
1/3 cup sour cream  
1 tablespoon seeded mustard  
1 teaspoon chicken stock powder  
60g butter chop   Add butter in small pieces, blend until combined
Makes 1 1/2 cups
Watch the wine and cream for curdling