Combine:
225 g bread flour
25 g whole wheat flour
3/4 teaspoon yeast
1/2 teaspoon malt powder
Add
127 g warm water
1 tablespoon melted butter
Mix to combine
Add 1 1/8 teaspoon salt
Mix on kitchen aid #4 for 7 minutes.
Let rise for about 40 minutes to an hour
Divide into four or six balls. Put on a greased baking sheet and Let rise for 40 minutes to an hour.
Preheat oven to 425°
Lye solution:
9.5 g lye
236 g water
Dip rolls into lye solution and place on parchment paper lined baking sheet.
Slash and sprinkle salt on top and bake for 10 to 15 minutes.