
Ultimate Purple Velvet Cake (Made with Natural Purple Food Coloring — Water-Soluble Extract)
Dolce Flav
16
25 minutes
25 minutes
Natural Purple Food Coloring - Water Soluble
This Purple Velvet Cake combines tender, buttermilk-rich cake layers with a tangy cream-cheese buttercream, colored to a vivid but natural purple using a water-soluble Natural Purple Food Coloring extract; the batter gets its velvet crumb from the buttermilk + vinegar reaction while a touch of cocoa deepens the hue and flavor. After baking and cooling, layers are leveled and filled with smooth purple cream cheese frosting, then chilled briefly for a clean finish. Use a buildable, water-soluble natural purple extract to achieve consistent color without altering batter texture.
Ingredients
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2¾ cups (345 g) all-purpose flour, sifted
2 cups (400 g) granulated sugar
1½ tsp baking powder
1 tsp baking soda
1 tsp fine salt
3 tbsp unsweetened cocoa powder (for depth, optional)
3 large eggs, room temperature
1½ cups (360 ml) buttermilk, room temperature
¾ cup (180 ml) vegetable oil (or melted butter)
1 tbsp white vinegar
2 tsp vanilla extract
1–2 tsp Natural Purple Food Coloring — Water-Soluble EXTRACT
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12 oz (340 g) cream cheese, softened
8 oz (225 g) unsalted butter, softened
4 cups (480 g) confectioners’ sugar, sifted
1 tsp vanilla extract
1–1½ tsp Natural Purple Food Coloring — Water-Soluble EXTRACT
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Directions
Preheat & prep pans: Preheat oven to 350°F (175°C). Grease three 8-inch round pans and line bottoms with parchment.
Dry mix: Whisk flour, sugar, baking powder, baking soda, salt, and cocoa (if using) in a large bowl.
Wet mix: In another bowl, whisk eggs, buttermilk, oil, vinegar, and vanilla until smooth. Add 1 tsp of the Natural Purple Water-Soluble Extract and mix — you can increase later after seeing the baked color.
Combine: Gradually add wet ingredients to dry, mixing on low until just combined. Scrape the bowl — batter should be smooth and pourable.
Bake: Divide batter evenly into prepared pans. Bake 22–26 minutes, or until a toothpick comes out with a few moist crumbs. Rotate pans halfway if needed.
Cool: Let cakes cool in pans 10 minutes, then invert to racks to cool completely. Chill for 30 minutes before leveling to make frosting easier.
Make frosting: Beat cream cheese and butter until silky (2–3 minutes). Add vanilla. Gradually add confectioners’ sugar until desired sweetness and stiffness. Mix in Natural Purple extract ½ tsp at a time until you reach the shade you want. Because the extract is water-soluble and buildable, it’s easy to deepen color without thinning the frosting.
Assemble & finish: Level cake layers. Place first layer on cake board, spread 1 cup frosting, repeat. Apply a thin crumb coat, chill 20 minutes, then finish with final coat and decorative swirls. Garnish and refrigerate until serving.
Serve: Bring to room temperature 30 minutes before slicing for best texture.