Best Chocolate Chip Cookies

If you're still not sure of which type of cookies to make for Santa, look no further!  These are seriously the best chocolate chip cookies ever.  They stay nice and fluffy (not flat anymore), and they are simply delicious.  This recipe makes about 3 dozen cookies.  Enjoy!
-1 cup white sugar
-1 cup brown sugar
-1 cup cold margarine (straight from the fridge)
-2 eggs
-1 1/2 tsp vanilla extract
-1 tsp baking soda
-1 tsp salt
-3 cups all-purpose flour
-1 1/2 cups semisweet chocolate chips
Preheat oven to 375 F.  Line 3 cookie sheets with parchment paper.
In your mixing bowl add white and brown sugar, margarine, eggs and vanilla.  Mix well for about 1 minute, scraping the bowl halfway through.  Turn mixer to low and gradually add baking soda, salt and flour.  Mix for about 2 minutes.  Stir in chocolate chips.  Scoop though with spoon onto prepared sheets.  Bake in preheated oven for 10-12 minutes (mine took 11 minutes).  Remove from oven and let cool on baking sheet for 10-15 minutes.  Remove onto serving plate and enjoy!