Awesome Chess Pie - cooking recipe

Ingredients

1 frozen unbaked 9-inch pie crust
1/2 cup butter, melted
1 1/2 cups sugar
3 large eggs
1 teaspoon watkins double-strength vanilla
1 pinch salt
3/4 teaspoon white vinegar

Preparation

Prepare unbaked pie shell.
Mix butter and sugar in saucepan and simmer slowly while stirring for 5 minutes.
Remove and let cool (stirring).
Add the eggs, one at a time, and beat well with whisk.
Add vanilla, salt, and vinegar- mix well.
Pour mix into pie shell and bake at 400 for 15 minutes.
Reduce to 350 for 20-30 minutes.
Shake pie gently- will be done when it quivers slightly in the middle.