Add yeast to warm water and allow to sit.
Warm milk and dissolve sugar in it. Set aside to cool.
Put 3 cups of flour, salt, butter, egg, yeast mix and milk mix and beat until smooth.Add remaining flour 1/2 cup at a time until a soft dough forms.
Knead for 5 minutes in mixer or 10 minutes by hand.
Place dough in a oiled bowl cover and let rise until doubled.
Line 2 cookie sheets with wax paper and dust each with corn meal.
Punch down risen dough; divide into 18 pieces.
Roll each into a ball and gently press down to a 3" diameter.
Place each on the wax paper and dust tops with corn meal as well.
Cover and allow to rise for 30 minutes.
Preheat oven to 200.
Grease and heat griddle over medium low heat.
Cook muffins about 10 minutes each side until golden brown.
Transfer cooked muffins to oven to keep warm.
Allow to cool completely before storing.
Use a fork to gently pry muffins open before using.