This red white and blue marble cake is soft, buttery, and beautifully swirled with festive vanilla, red, and blue batter for a colorful patriotic dessert. Finished with a light vanilla glaze, it makes a cheerful centerpiece for summer parties, birthdays, and holiday celebrations.
3 cups all-purpose flour
2 1/2 teaspoons baking powder
1/2 teaspoon salt
1 cup unsalted butter, softened
2 cups granulated sugar
4 large eggs
1 tablespoon vanilla extract
1 cup whole milk
Red gel food coloring
Blue gel food coloring
2 cups powdered sugar
3–4 tablespoons milk
1 teaspoon vanilla extract
Use gel food coloring for vibrant colors without thinning the batter.
Avoid overswirling the batter to keep the marble pattern distinct.
Decorate with patriotic sprinkles or fresh berries for extra festive flair.
Store covered at room temperature for up to 3 days.
The unglazed cake can be frozen tightly wrapped for up to 2 months.