Blend the shortening and the flour with a pastry cutter until you've created a uniform mixture that is crumbly and about the size of frozen peas.
In a separate bowl, mix 1 egg, 1 tbsp white vinegar and 2 tbsp cold water. Add to shortening and flour mixture.
Mix all ingredients together, but only until just mixed. Wrap in cellophane and place in freezer for 10-15 mins. Roll out dough onto floured surface Using either a cookie cutter or jar lid, cut out circles from the dough. Press dough circles into a muffin pan.
In another bowl, mix well corn syrup, brown sugar, melted butter and egg. Add vanilla and stir in raisins and walnuts Spoon filling into pastry shell to just below the rim.
Bake at 400 for about 10 mins until golden brown.
Lisa Alzo, has brought back a 31-day series of blogging themes called Fearless Females, in honor of celebrating March as Women's History Month. To read more about this series visit Lisa's blog the Accidental Genealogist