Melt chocolate with margarine over warm water, cool slightly. Blend together eggs, sugar, vanilla and salt. Stir in chocolate mixture, then flour. Fold in walnuts.
Put in greased 8-inch square pan. Bake at 325 degrees for about 40 minutes. Spoon jam over hot brownies, spread carefully. Let cool. Frost with Velvet Chocolate Glaze (recipe follows).
Melt chocolate. Blend in butter and corn syrup. Stir in sugar, milk and vanilla. Mix well.
Recipe submitted by Paul G on 5/12/00