Instructions:

1. Combine white chocolate chips and butter in a heatproof bowl.
2. Heat heavy cream until simmering, then pour over chocolate mixture and stir until smooth.
3. Add lemon zest and juice, mix well.
4. Gradually blend in powdered sugar until smooth. Optionally, add yellow food coloring.
5. Chill for 2 hours, then shape into truffle-sized balls. Dust in powdered sugar. Refrigerate for at least 30 minutes before serving.

These delightful Lemon Truffles make for a perfect addition to any dessert spread, afternoon tea, or as a sweet treat to brighten up any special occasion. Their refreshing lemon flavor and indulgent texture provide a burst of sunshine in every bite. So go ahead and delight your taste buds with these irresistible Lemon Truffles today!