Delicious Apple Crunch Cake Recipe

Ingredients

• 3 cups all-purpose flour
• 2 cups sugar
• 1 teaspoon baking soda
• 1/2 teaspoon salt
• 1 teaspoon ground cinnamon
• 1/2 cup vegetable oil
• 2 large eggs
• 1 teaspoon vanilla extract
• 4 cups chopped apples
• 1 cup chopped walnuts
• 1 cup packed brown sugar
• 1/2 cup all-purpose flour
• 1/2 cup unsalted butter, melted