Melt butter or margarine in a large pot. Add sugars and cream, then cook for 1 minute while stirring. Add milk and half of the pecans, then cook 4 minutes, stirring occasionally. Reduce heat to medium and cook another 5 minutes. Add remaining pecans and vanilla. Continue to cook for another 15-20 minutes. Then cool and refrigerate.
B. Parfaits
Vanilla Ice Cream
Whipped Cream
Chopped Pecans
Heat the praline sauce. Place 1 scoop of vanilla ice cream in a footed glass. Pour 2 tbs. hot praline sauce on top. Decorate with a spoonful of whipped cream and chopped pecans