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Glow-in-the-Dark Moonlit Cupcakes Recipe

Glow-in-the-Dark Moonlit Cupcakes Recipe

4.8 from 28 reviews

These Glow-in-the-Dark Moonlit Cupcakes are a fun and unique twist on traditional cupcakes, perfect for parties or Halloween. The secret ingredient, tonic water, gives them a mesmerizing glow under black light that will amaze your guests.

Ingredients

Units Scale

Cupcakes:

  • 1 box white cake mix (plus ingredients listed on box: eggs, oil, water)
  • 1 teaspoon vanilla extract
  • 1 cup tonic water (for glow effect)

Frosting:

  • 1 cup granulated sugar
  • 1 cup unsalted butter (softened)
  • 1/4 cup tonic water (for frosting)
  • 1 tablespoon lemon juice
  • blue or purple food coloring (optional)
  • edible glow-in-the-dark stars or sprinkles (optional)

Instructions

  1. Preheat the oven: to 350°F (175°C) and line a cupcake pan with paper liners.
  2. Prepare the cupcakes: Mix the cake mix, eggs, oil, water, vanilla extract, and tonic water. Divide the batter and bake for 18–20 minutes.
  3. Make the frosting: Beat butter and sugar, then add tonic water, lemon juice, and food coloring if desired. Frost the cooled cupcakes.
  4. Decorate: Add glow-in-the-dark stars or sprinkles.
  5. Activate the glow: Place under a black light to see the glowing effect.

Notes

  • The glow effect is due to quinine in tonic water and is enhanced under UV light.
  • For stronger glow, use tonic water in both batter and frosting.
  • Variations: Make mini cupcakes or use piped frosting for intricate designs.

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