Description
Inspired by Aries’ fiery birthstone, the Garnet Gemstone Cake is a luxurious, deep red creation topped with glittering sugar crystals and sculpted buttercream swirls. Bold, dramatic, and radiant, this edible gem captures the essence of Aries energy—perfect for birthday celebrations, zodiac parties, or anyone craving a cosmic, ruby-toned showstopper.
Ingredients
Chocolate or Red Velvet Cake Base:
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2 cups all-purpose flour
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1 1/2 cups granulated sugar
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1/2 cup cocoa powder (for chocolate version)
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1 tsp baking soda
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1/2 tsp salt
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1 cup vegetable oil
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1 cup buttermilk, room temperature
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2 large eggs
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1 tbsp red gel food coloring (adjust for intensity)
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1 tsp vanilla extract
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1 tsp white vinegar
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Optional: 1/2 tsp cinnamon (for added warmth)
Garnet Red Buttercream:
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1 1/2 cups unsalted butter, softened
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5 cups powdered sugar
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2-4 tbsp heavy cream
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1 tbsp vanilla extract
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Red gel food coloring + drop of black for depth
Decorations:
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Red sanding sugar or edible sugar crystals
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Garnet-hued edible glitter
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Optional: maraschino cherries or red fondant gems
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Optional: heart-shaped cake mold for extra drama
Instructions
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Preheat oven to 350°F (175°C). Grease and line two 6-inch round or heart-shaped cake pans.
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In a medium bowl, whisk flour, cocoa powder (if using), baking soda, and salt.
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In a separate large bowl, whisk oil, buttermilk, eggs, food coloring, vanilla, vinegar, and cinnamon (if using) until smooth.
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Gradually add dry ingredients to wet, stirring until just combined.
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Divide batter evenly between pans. Bake for 30–33 minutes, or until a toothpick inserted comes out clean. Let cakes cool completely.
For the Buttercream:
6. Beat softened butter until pale and fluffy.
7. Gradually mix in powdered sugar and vanilla. Add cream as needed for desired texture.
8. Tint the buttercream with red gel food coloring and a drop of black for a deep garnet shade.
To Decorate:
9. Frost the cooled cakes with thick swirls using a star or rosette piping tip.
10. Finish with a dusting of red sanding sugar and edible glitter for a gemstone sparkle.
11. Top with cherries or fondant gems for extra luxe touches.
Notes
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Use a heart-shaped mold for a striking Aries-inspired presentation.
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Garnet-style red is achieved with red gel and a tiny bit of black to deepen the hue.
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Chill before serving for cleaner cuts and bold color contrast.
