Using a large mixing bowl, add sugar, yeast and salt together.
Heat milk, water and butter until very warm (120-130 degrees). Add liquid ingredients to the bowl of a standing mixer.
Add dry ingredients to the wet ingredients. Turn mixer on low speed. Continue mixing until a stiff ball forms. Add more flour if needed. Dough should pull off sides of bowl and form a ball.
Remove dough ball from mixing bowl and place on a lightly floured surface. Knead dough with your hands. Form dough into a ball and place in a lightly greased bowl. Cover with tool. Let rise for 15 minutes.
Roll small dough balls with your hands and place on cookie sheet and let rise for 15 minutes.
Bake at 350 degrees for 12-15 minutes or until golden brown.
Brush tops of dinner rolls with melted butter. Add a dash of coarse salt to tops of dinner rolls.
To freeze, place rolls in gallon-sized freezer bag.