Make the Chocolate Cupcakes

1. Preheat oven to 350°F (175°C) and line a 12-cup muffin tin with cupcake liners.
2. In a bowl, whisk together flour, cocoa powder, baking powder, baking soda, and salt.
3. In another bowl, beat together melted butter, sugar, eggs, and vanilla until smooth.
4. Add milk and dry ingredients, mixing until just combined.
5. Stir in hot coffee or water until the batter is smooth and slightly thin.
6. Divide batter evenly into cupcake liners (about ¾ full).
7. Bake for 18-20 minutes, or until a toothpick inserted in the center comes out clean.
8. Let cool completely before frosting.

Make the Malted Buttercream Frosting

1. Beat butter until fluffy (2-3 minutes).
2. Add powdered sugar, malted milk powder, and cocoa powder, beating until smooth.
3. Mix in milk or heavy cream and vanilla extract, continuing to beat until light and creamy.

Assemble & Decorate

1. Pipe or spread malted frosting onto each cooled cupcake.
2. Sprinkle with crushed Maltesers or chocolate sprinkles.
3. Gently press a Malteser Bunny into the center of each cupcake.