My recipes: http://www.youtube.com/OriginalNakedChef. Video Rating: 4 / 5 Question by Sidra I: Can you put creme fraiche in a tomato sauce for pasta? Can you put creme fraiche in a tomato sauce for pasta? If so, how would you add it into the sauce? And would it make the pasta sauce taste sour? (How many tablespoons should I put into the sauce?) I have 150ml left. Thank you!!! Best answer: Answer by postres20022000Do you really want to add ‘sour cream’ to a tomato based sauce.???? I would pass on this and perhaps make Beef Stroganoff… Read Article →