Cook the sweet potatoes in an air fryer or steam them until soft.

Blanch the broccoli in boiling water for a few minutes.

Finely chop the carrot and onion slices. Soak the onion in water for 10 minutes to remove its sharp taste.

Peel the cooked sweet potatoes and mash them using a masher or spatula.

Mix the mashed sweet potatoes with chopped carrot, onion, mayonnaise, and a pinch of salt.

Cut the bread into circular shapes using a cup or cutter to create the base for the tree.

Place the bread base on a plate and shape the sweet potato salad into a tree form.

Cut the broccoli into small pieces and decorate the tree by pressing them into the salad diagonally.

Slice the strawberry and cut out a star shape using a mold. Attach the star to the top of the tree using a toothpick.