Mocha sour cream cake (1973) - Click Americana

Ingredients

• 3 cups Gold Medal flour
• 3 teaspoons baking powder
• 1 teaspoon baking soda
• 1 teaspoon salt
• 1 cup Imperial margarine
• 1 cup sugar
• 3 eggs
• 1 cup sour cream
• 1 cup (6 ounces) Nestle's semi-sweet chocolate morsels
• 1/2 cup firmly-packed brown sugar
• 2 tablespoons Taster’s Choice coffee
• 2 teaspoons Taster’s Choice coffee
• 3 tablespoons boiling water
• 1-3/4 cups sifted confectioners’ sugar