Preheat oven to 375?F
Lightly grease a baking sheet
In a saucepan melt chocolate over low heat
Let cool
In a small bowl mix flour, baking powder and salt
In a medium bowl beat margarine and sugar until creamy
Stir in egg, vanilla and chocolate
Add flour mix and mix all well, forming a stiff dough
To make spiders, shape a 2" flat oval for the body
Make the spiders head by flattening a circle about 1/2" wide
Shape dough for 8 legs, each 2" long and less than 1/4" wide
Attach the head and legs to the body
Use red candies for the eyes
Bake in 375?F oven for 5-8 minutes
Let spiders cool on baking sheet to avoid breaking when removing