Cathedral Windows Candy

2 tablespoons margarine
1 cup chocolate chips
1 egg, beaten
1 cup powdered sugar
3 cups colored marshmallows

Melt the margarine and chocolate chips in a saucepan over the lowest heat setting. Remove from heat when melted. Add the egg and powdered sugar. Mix well. Add marshmallows. Stir until coated. Turn out onto wax paper and form a roll. When hardened, slice into 30 pieces approximately 1/2 inch in size.