Easy Hot Rolls

2 pkgs dry yeast
1/2 cup cold water
1 cup milk
2 tbsp of shortening
1/2 tbsp salt
2 tbsp sugar
4 1/2 to 5 cups flour
Melted butter (1/2 stick)

Mix together all ingredients. Bake at 375 for 15 to 20 minutes. Yield: 4 dozen rolls