I make the best pecan pie!
I love pecan pies:   a pie of pecan nuts mixed with a filling of eggs, butter, corn syrup.
Exactly, I love my grandmothers recipe because it makes the pies have the perfect mixture of sweet and pecan.
Pecan pies are often served at holiday meals.  I am sure your grandmothers make them during holidays. 
Yes a lot of people eat them during holidays but my family eats them year round. It is a go to pie.
vanilla ice cream, or hard sauce.
Origin.
Pecans are native to the southern United States. Archaeological evidence found in Texas indicates that Native Americans used pecans more than 8,000 years ago. The word "pecan" is a derivative of an Algonquin word, "pakani", referring to several nuts.
Sugar pies such as treacle tart were attested in Medieval Europe, and adapted in North America to the ingredients available, resulting in such dishes as shoofly pie, sugar pie, butter tart and chess pie.
Pecan pie
Pecan pie is a pie of pecan nuts mixed with a filling of eggs, butter, and sugar (typically corn syrup). Variations may include white or brown sugar, sugar syrup, molasses, maple syrup, or honey. It is popularly served at holiday meals in the United States and is considered a specialty of Southern U.S. origin. Most pecan pie recipes include salt and vanilla as flavorings. Chocolate and bourbon whiskey are other popular additions to the recipe. Pecan pie is often served with whipped cream,