In a mixing bowl, dissolve yeast and 1 tsp. sugar in milk and water; let stand for 5 minutes.
Add egg, shortening(oil), salt, remainder of sugar,and enough flour to form a soft dough.
Turn onto a floured surface;knead until smooth and elastic; about 8-10 minutes.
Place in a oiled bowl; turning dough once to coat top.
Cover and let rise in warm place until doubled- about 1 hour.
Cut a 1/4 in. deep slit(lengthwise) in each hot dog.
Punch dough down; divide into 10 portions.
Roll each into a 5 x 2 inch rectangle and wrap around each hot dog; pinch seam and ends to seal.
Place seam side down on greased baking sheets; let rise for 30 min.
Bake at 350º F. for 15-18 minutes or until golden brown.