Because Christmas happens every year, we often have specific memories attached to it. They could be good or bad, happy or sad, warm or cold, but a collection of small Christmas memories can create a strong emotion.
Here’s how Harry Potter reminisces on his Hogwarts Christmas. Notice the evocative details: a ghost singing rude carols inside suits of armour, a bonnet won in a cracker, a hand-knitted sweater...
The singing grew louder as they approached the church. It made Harry’s throat constrict, it reminded him so forcefully of Hogwarts, of Peeves bellowing rude versions of carols from inside suits of armour, of the Great Hall’s twelve Christmas trees, of Dumbledore wearing a bonnet he had won in a cracker, of Ron in a hand-knitted sweater...
Here’s an example, using the same style as the snippet, but using this image as a starting point.
Seeing the tinsel in the shop window made Pikwik long for the time he spent with the other elves at the workshop. It reminded him of the showtunes they would whistle as they wrapped presents in foil, of The Big Man checking they had scrubbed their hands clean before the pre-flight games, of smiling elvish faces and the strings of multicoloured lights stretched across the ceiling like stars...
Pick a scene about any of these festive features: Family, food, music, lights, decorations, activities, dressing up, shopping, wrapping, cleaning up, travel, dancing, weather.