Beef Stroganoff Macaroni

INGREDIENTS

1 tbsp

mild olive oil

mild or red onion, peeled and finely chopped

1 1/2 cups

sliced white mushrooms

1 lb

ground beef

1 cup

beef stock

3 tsp

Dijon mustard

2 tsp

paprika

1/2 cup

crème fraîche or sour cream

1/4 tsp

nutmeg, freshly grated if possible

salt and freshly ground pepper

3 cups

uncooked macaroni