Mix yeast, ½ cup lukewarm water (as hot as you can comfortably continue to run on the inside of your wrist) and 1 Tablespoon sugar in bowl adn let rise until double in size (15 - 20 minutes).
Cream shortening, ½ cup sugar and salt until creamy and light.
Add eggs and beat well.
Add yeast mixture.
Add 2 cups lukewarm water.
Slowly add flour till dough is not sticky.
Knead dough with flour until elastic and bouncy in texture.
Grease large bowl with shortening. Place dough in large greased bowl and turn to coat dough with grease to prevent drying out.
Cover with a damp cloth and leave to rise until double in size. Approximately 2-3 hours depending on temperature and humidity.
When dough is ready, punch it down and divide in half.
Roll dough into a 10" by 15" rectangle. Mix 2 Tbsp cinnamon with 1 cup sugar. Melt ½ cup butter and spread half of it on the rolled dough. Sprinkle on half the cinnamon sugar mixture evenly.
Roll up dough to create a long log. use unflavored dental floss to easily slice into 1 inch thick pieces.
Place rolls into 9x13 baking dish.
Repeat rolling process for other half of dough.
Let rolls rise again, covered, for 30 min to an hour or until about double in size.
Bake at 400 degF for 15 to 20 minutes until golden.