Chocolate Substitutions
1 oz square unsweetened chocolate = 3 T cocoa powder plus 1 T oil or shortening
4 oz semi sweet baking chocolate = 1/4 cup cocoa powder plus 1/3 cup sugar plus 3 T oil or shortening
1 oz square semi-sweet chocolate = 3 T semi-sweet chocolate chips, or 1 oz square unsweetened chocolate plus 1 T sugar