3 cups all-purpose flour 1 teaspoon salt 1 teaspoon ground cinnamon 1 teaspoon baking soda 1/2 cup vegetable oil 1/2 cup butter 1 1/2 cups sugar 1/2 cup apple sauce 3 large eggs 1 teaspoon vanilla extract 4 cups peeled, cored, apples cut into chunks ( I used Granny Smith) 1 cup chopped walnuts chopped…