While boiling the linguini, Garten sautees red onion in some butter and oil. Once tender, Garten likes to add a lot of garlic and red pepper flakes. “Give it a little bit of heat,” she said.

Valentine's Day might be a gift-giving occasion your wallet could do without, but it's thousands of pounds cheaper than being alone. Being single costs £2,533 more a year, Sky News can reveal ...