Melt white melting wafers in microwave safe bowl in microwave according to package directions. Add lemon oil; stir to combine. (See Note 2)
Melt purple candy melts in microwave safe bowl in microwave according to package directions. Melt yellow candy melts in microwave safe bowl in microwave according to package directions. Melt green candy melts in microwave safe bowl in microwave according to package directions. (See Note 3)
Pour melted white melting wafers onto parchment lined surface; spread to a thin layer.
Place dollops of melted purple candy melts, yellow candy melts, and melted green candy melts on white layer. Swirl with wooden skewer, chopstick, or something comparable.
Sprinkle on Mardi Gras sprinkles. Allow to harden. Cut or break into serving pieces.
Store in airtight container.
Yield: About 1 ¼ pounds.
Tips/Notes
I used Wilton Candy Melts.
If mixture is too thick, add ½ to 1 teaspoon of vegetable oil to thin it out.