Stories Set in a Bygone Era + Adorable Kids + Getting Rich

A period piece. The female lead is reborn and wants to settle down and live a good life. She and the male lead have a son. There’s a scene where she sells sunflower seeds and fried skewers while a movie is being shown in the village, and later she sells fish and meat noodles. She also makes matching denim outfits for the male lead and their son, and buys a bicycle 🙏🙏 Which book is this?