Carrot Cake with Cream Cheese Frosting

Name: Carrot Cake with Cream Cheese Frosting
Ingredients: For the cake:; 3/4 cup (6 fl. oz./180 ml) canola oil, plus more for greasing; 2 1/4 cups (111/2 oz./360 g) all-purpose flour, plus more for dusting; 2 tsp. baking soda; 2 tsp. kosher salt; 5 tsp. ground cinnamon; 2 tsp. ground ginger; 1/4 tsp. ground nutmeg; 1/8 tsp. ground cloves; 3 large eggs; 2 1/4 cups (18 oz./560 g) sugar; 3/4 cup (6 fl. oz./180 ml) buttermilk; 2 tsp. vanilla extract; 6 oz. (185 g) crushed pineapple, drained; 3 cups (15 oz./470 g) grated peeled carrots; 3 carrots, with tops attached; 1/2 cup (2 oz./60 g) chopped toasted walnuts