Fresh Carrots (3 cups, finely grated): The undisputed star of the show. You must peel and grate whole carrots yourself. They provide the natural sweetness, intense moisture, and vibrant orange specks that define the dessert.All-Purpose Flour (2 ½ cups): Provides the necessary structural backbone to support the heavy add-ins (carrots and nuts) without making the crumb too tough.Granulated Sugar (1 cup) & Light Brown Sugar (1 cup): The combination is key. White sugar aerates the batter, while the molasses in the brown sugar adds immense moisture and deep caramel notes.Neutral Vegetable or Canola Oil (1 ¼ cups): Unlike butter, oil remains liquid at room temperature. This is the scientific secret to a cake that stays incredibly moist for almost a week.Large Eggs (4 whole, room temperature): Act as the primary binding agent, emulsifying the oil and water content from the carrots to create a cohesive batter.Chopped Walnuts (1 cup): Provide a necessary textural contrast. Toasting them beforehand enhances their earthy, robust flavor.Warm Spices (2 tsp ground cinnamon, 1 tsp ground ginger, ½ tsp ground nutmeg, ¼ tsp ground cloves): This specific, NLP-optimized spice blend creates the signature "spiced" profile, offering warmth, bite, and aromatic depth.Baking Powder (1 tsp) & Baking Soda (1 tsp): The dual leavening system required to lift a dense, vegetable-heavy batter.Pure Vanilla Extract (1 tbsp): Adds deep, floral aromatic notes that round out the sharp spices.Fine Sea Salt (1 tsp): Enhances all surrounding flavors, ensuring the sweetness of the carrots and sugars does not become cloying.For the Frosting: 16 oz full-fat block cream cheese (softened), ½ cup unsalted butter (softened), 4 cups powdered sugar, and 1 tbsp vanilla extract.