Name: Carrot Cake Cupcakes
Ingredients: 2 ½ cups all-purpose flour; 2 tsp. baking powder; 1 tsp. baking soda; ½ tsp. salt; 1 ½ tsp. ground cinnamon; 1 tsp. pumpkin pie spice; ½ cup canola oil; ½ cup unsweetened applesauce; 1 ¼ cup packed brown sugar; ⅓ cup granulated sugar; 4 large eggs, at room temperature; 2 tsp. vanilla extract, divided; 2 cups grated carrots (about 3 large carrots); 1 cup crushed pineapple, drained; 1 cup chopped walnuts; 8 oz. Neufchatel cream cheese, at room temperature; ½ cup unsalted butter, at room temperature; 3 cups powdered sugar; Caramel sauce for garnish, optional