Preheat oven to 350°F. Lightly grease 8½x 4½x2 ½-inch loaf pan.
In a large bowl, stir together cake mix, water and butter until well blended. Spoon batter into prepared pan.
Bake 44-46 minutes or until toothpick inserted in center comes out clean. Cool 20 minutes.
Whisk glaze ingredients together and set aside.
Crumble baked cake into a large bowl until cake is fine crumbs. Add glaze and stir until combined.
Measure 1 heaping tablespoon cake mixture and press together to roll into balls. Set on a parchment lined cookie sheet. Place cake balls in the freezer for at least 1 hour.
Melt white dipping chocolate in the microwave. Dip each ball to coat and place on parchment lined pan. Dust each cake ball with gold and white sprinkles.