Tropical Delight: Vegan Pineapple Upside-Down Cake

Ingredients

• 1/3 cup vegetable oil
• 1/2 teaspoon vanilla extract
• 1 teaspoon baking soda
• 1 1/2 cups all-purpose flour
• 1 cup granulated sugar
• 1/2 teaspoon salt
• 1 can (20 ounces) pineapple rings in unsweetened pineapple juice
• 1/4 cup firmly packed brown sugar
• 1 tablespoon white vinegar
• 1/2 teaspoon ground cinnamon