Apple Coffee Cake

1 cup vegetable oil
3 eggs
1 tsp. vanilla
1 tsp. salt
1 tsp. baking soda
1 tsp. cinnamon
1 ½ cups sugar
2 cups flour
½ cup chopped walnuts
4 apples – peeled & thinly sliced

Crumb Topping
½ cup flour
¼ cup brown sugar
¼ cup melted butter
¼ chopped walnuts

Preheat oven to 375 degrees. In a large bowl, beat together oil, vanilla and eggs. Gradually add salt, baking soda, cinnamon, sugar and flour. Batter will be thick. Fold in walnuts and apples. Pour batter into a greased and floured tube pan. Combine ingredients for crumb topping. Sprinkle evenly over the top of batter. Bake in preheated oven until a toothpick inserted in the center of cake comes out clean, about 50 minutes. Cool for 15 – 20 minutes. Remove from pan and serve.