Super Soft Spelt Flour Hot Dog Buns

Name: Super Soft Spelt Flour Hot Dog Buns
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Cuisine: American
Ingredients: 1 egg (medium); 250ml (1 cup) milk; 50g (3½ tbs) butter (sliced into small pieces); 450-480g (3¾ - 4 cups) spelt flour (see note 2); 7g (2¼ tsp) dried yeast (see note 3); ½ tbs sugar; 1 tsp salt