1
: Preheat oven to350ºF (180ºC). Grease a muffin pans or line with paper liners.
2
: Combine melted butter, unsweetened cocoa powder and hot water in a small bowl. Stir until dissolved. Reserve.
3
: In a mixing bowl combine flour, brown sugar, baking powder, baking soda and salt.
4
: Pour chocolate mixture into mixing bowl, beat well. Add sweetened condensed milk, eggs and vanilla until combined.
5
: Spoon batter into prepared muffin cups. Batter will be thin.
6
: Bake in preheated oven for 20 minutes, or until a toothpick inserted in centre comes out clean. Let muffins sit for 10-15 minutes before removing from pan. Cool on a wire rack.
: Icing:
7
: In a heavy saucepan over low heat, melt sweetened condensed milk, chocolate and butter. Stir to combine. Use 1 tbsp (15mL) icing per cupcake.