Good-Cooking - Chocolate Coffee Liqueur Cake

Ingredients

• 1 (18.25 ounce) box devil's food cake mix
• 1 (3 1/2 ounce) box instant chocolate pudding mix
• 3 1/2 tablespoons instant decaffeinated coffee granules
• 4 eggs
• 1/2 cup vegetable oil
• 3/4 cup water, divided
• 3/4 cup coffee liqueur, divided
• 3/4 cup chopped pecans
• 1/2 cup butter or margarine
• 1 cup granulated sugar