Sarah Lineberger's Pecan Pie

Sarah Lineberger's Pecan Pie
1 (one pound) box brown sugar	8 tablespoons milk
4 eggs, beaten	1 stick margarine, melted
1 tablespoon vanilla	1 cup chopped Texas Pecans
Chop pecans (crosswise) and place in bottom of prepared pie crust. Mix rest of ingredients in order given, and pour over pecans. Bake at 400 F for ten minutes, lower heat to 325 F and bake until done (approximately 35 more minutes). Pie is done when surface appears golden brown and slightly crusty. Makes two pies.