Place the semisweet chocolate into a microwave safe bowl. Add 1/2 tsp. of coconut oil. Microwave the chocolate on high in 30 second intervals. Stir between each interval, until completely melted and smooth.
Spread the chocolate evenly onto the parchment paper. Refrigerate for 10 minutes (set a timer) until set around the edges but still melty.
Place the white chocolate into a microwave safe bowl. Add 1/2 tsp. of coconut oil. Microwave the on high in 30 second intervals. Stir between each interval, until completely melted and smooth. Then, stir in the peppermint extract.
Spread the white chocolate over the semisweet chocolate layer. Top with crushed candy canes. Use your hands to very gently press the peppermint candy down slightly.
Refrigerate at least 30 minutes, until completely set. Break apart using the sharp point of a knife or by hand.