Dark Chocolate Raisin Crinkles - California Raisins

Ingredients

• 1 / 2 Cup butter or margarine
• 1 2 / 3 Cups sugar
• 2 Pieces (1 ounce each) unsweetened chocolate, melted
• 1 Tablespoon vanilla
• 2 Cups flour
• 2 Teaspoons baking powder
• 1 / 2 Teaspoon salt
• 1 / 3 Cup milk
• 1 Cup California raisins, chopped
• 1 / 2 Cup walnuts, chopped
• Sifted powdered sugar