Use tap water that registers between 105° - 120° with a thermometer.
Add yeast and 2 tsp. of sugar. Mix and set aside.
Beat eggs in mixer with a whip attachment.
Melt margarine in the microwave.
Add 1/2 cup of sugar to beaten eggs.
Gradually add melted margarine in a small stream into egg and sugar mixture.
Add one cup of flour then add yeast mixture.
Add 2 more cups of flour, gradually and then add salt.
Switch out the whip attachment for the dough hook.
Add 3-4 cups of flour, a cup at a time, until dough begins to form a ball and pulls away from the side of the bowl. Do not add more flour. Continue to knead for 4 minutes in the mixer with a dough hook.
Grease a large bowl with cooking spray.
Place dough into the bowl and cover with plastic wrap that has been sprayed with oil.
Let the dough rise for 2 hours.
Punch the dough down and cut into four equal parts.
Grease two cookie sheets.
Roll out each quarter into a large circle and cut into 16 pieces like you would a pie.
Roll each triangle of dough starting at the fat side and roll to the point.
Place point side down on a cookie sheet, four across and four down.
Do steps 16 - 18 for the next quarter of dough. Place these 16 rolls on the same cookie sheet as the first 16. Do all the steps again to fill up the second cookie sheet.
Cover with plastic wrap that has been sprayed with cooking oil.
Let rolls rise for 2 hours.
Preheat the oven to 375°.
Take off the plastic wrap and bake one tray at a time for 11-13 minutes.
When rolls are done, take them out of the oven and let them rest for 5 minutes. Then brush with softened butter.