1. Sift together dry ingredients and set aside.
2. Melt margarine and chocolate until smooth and set aside.
3. Preheat oven to 350 degrees Fahrenheit.
4. Beat eggs and add sugar. Add chocolate and dry ingredients. Combine with liqueurs and nuts, mixing well. Pour into nine- by 13-inch pan.
5. Bake at 350 for 25 minutes. Cool. Cut into two-inch squares.
6. Mix confectioner’s sugar with liqueur. Spoon two tablespoons over each square.