Put in bread maker in this order:
180ml water
1 medium egg (not a big one)
2 T brown sugar
½ t salt
2 T milk powder
40 gm butter
250 gm bread flour
50 gm whole wheat flour
Make a well in the center of the flour and pour in:
¾ t dry yeast
Set bread machine to "sweet bread" cycle. When the buzzer sounds, add:
85 gm frozen chocolate chips (frozen is the key)
40 gm chopped walnuts
When done, remove the pan from the machine and leave it for about 3 minutes. Then gently tap the bread out of the pan. Cool on a wire rack. Slice gently.