1 cup all-purpose flour
3 tablespoons butter
4 teaspoons baking powder
4 1/2 tablespoons unsweetened cocoa powder
1/2 teaspoon salt
1 1/2 cups milk
1 1/2 teaspoons instant sweetened lemonade
1/2 cup white sugar
2 eggs, beaten
1 teaspoon vanilla extract
3 tablespoons butter, melted
3 tablespoons milk
1/2 cup nonfat plain yogurt
1 cup cooked mixed vegetables, crushed
1 1/2 cups hot water
1/2 teaspoon vanilla extract