Preheat oven to 350.
Grease a 9 x 5" loaf pan.
Line the bottom with parchment or waxed paper and grease that as well.
Set aside.
In a large bowl stir together flour, sugar, cocoa, baking powder and salt.
Make a well in the center.
In a bowl combine the egg, milk and oil.
Add the egg mixture all at once to the flour and mix until just moistened.
Fold in the chocolate chips and chunks.
Spoon batter into pan.
Bake for 45-55 minutes or until a toothpick inserted in the center comes out clean.
Cool on a wire rack for 10 minutes, then remove from pan, peel off parchment or waxed paper and cool completely.